diff --git a/.changeset/beige-bananas-grin-233.md b/.changeset/beige-bananas-grin-233.md
new file mode 100644
index 000000000..f6c092127
--- /dev/null
+++ b/.changeset/beige-bananas-grin-233.md
@@ -0,0 +1,5 @@
+---
+'@alauda/ui': minor
+---
+
+- [BREAKING CHANGE] refactor: remove unnecessary exports
diff --git a/src/anchor/anchor.component.ts b/src/anchor/anchor.component.ts
index 06f2a4167..550a14ff9 100644
--- a/src/anchor/anchor.component.ts
+++ b/src/anchor/anchor.component.ts
@@ -23,7 +23,7 @@ import {
   tap,
 } from 'rxjs';
 
-import { buildBem, isTemplateRef, last } from '../utils';
+import { buildBem, isTemplateRef, last } from '../internal/utils';
 
 import { AnchorDirectiveChild } from './anchor.directive';
 import { AnchorItem, AnchorTreeItem } from './types';
diff --git a/src/anchor/anchor.directive.ts b/src/anchor/anchor.directive.ts
index c0f5757a9..24c8ad8c3 100644
--- a/src/anchor/anchor.directive.ts
+++ b/src/anchor/anchor.directive.ts
@@ -21,7 +21,7 @@ import {
 } from '@angular/core';
 import { Subject, fromEvent, merge, startWith, takeUntil } from 'rxjs';
 
-import { observeResizeOn } from '../utils';
+import { observeResizeOn } from '../internal/utils';
 
 import { AnchorComponent } from './anchor.component';
 
diff --git a/src/anchor/utils.ts b/src/anchor/utils.ts
index d5cb983ca..5ed230bfd 100644
--- a/src/anchor/utils.ts
+++ b/src/anchor/utils.ts
@@ -1,4 +1,4 @@
-import { last } from '../utils';
+import { last } from '../internal/utils';
 
 import { AnchorItem, AnchorTreeItem } from './types';
 
diff --git a/src/autocomplete/autocomplete.component.ts b/src/autocomplete/autocomplete.component.ts
index cdc33348f..8ea4af1fa 100644
--- a/src/autocomplete/autocomplete.component.ts
+++ b/src/autocomplete/autocomplete.component.ts
@@ -25,7 +25,7 @@ import {
   withLatestFrom,
 } from 'rxjs';
 
-import { publishRef } from '../utils';
+import { publishRef } from '../internal/utils';
 
 import { AutocompletePlaceholderComponent } from './autocomplete-placeholder.component';
 import { AutoCompleteDirective } from './autocomplete.directive';
diff --git a/src/autocomplete/autocomplete.directive.ts b/src/autocomplete/autocomplete.directive.ts
index 9a901772b..4cca9062a 100644
--- a/src/autocomplete/autocomplete.directive.ts
+++ b/src/autocomplete/autocomplete.directive.ts
@@ -28,9 +28,9 @@ import {
   distinctUntilChanged,
 } from 'rxjs';
 
+import { scrollIntoView } from '../internal/utils';
 import { BaseTooltip, TooltipTrigger, TooltipType } from '../tooltip';
 import { AnimationType } from '../tooltip/animations';
-import { scrollIntoView } from '../utils';
 
 import { AutocompleteComponent } from './autocomplete.component';
 import { AutoCompleteContext, SuggestionFilterFn } from './autocomplete.types';
diff --git a/src/autocomplete/suggestion-group/suggestion-group.component.ts b/src/autocomplete/suggestion-group/suggestion-group.component.ts
index 2a84f4439..e3d1ee5a3 100644
--- a/src/autocomplete/suggestion-group/suggestion-group.component.ts
+++ b/src/autocomplete/suggestion-group/suggestion-group.component.ts
@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 import { Observable, combineLatest, of, map, startWith, switchMap } from 'rxjs';
 
-import { publishRef } from '../../utils';
+import { publishRef } from '../../internal/utils';
 import { SuggestionComponent } from '../suggestion/suggestion.component';
 
 @Component({
diff --git a/src/autocomplete/suggestion/suggestion.component.ts b/src/autocomplete/suggestion/suggestion.component.ts
index 50c26b76a..88e3ea08a 100644
--- a/src/autocomplete/suggestion/suggestion.component.ts
+++ b/src/autocomplete/suggestion/suggestion.component.ts
@@ -20,7 +20,12 @@ import {
   tap,
 } from 'rxjs';
 
-import { Bem, buildBem, coerceAttrBoolean, publishRef } from '../../utils';
+import {
+  Bem,
+  buildBem,
+  coerceAttrBoolean,
+  publishRef,
+} from '../../internal/utils';
 import { AutocompleteComponent } from '../autocomplete.component';
 
 @Component({
diff --git a/src/button/button.component.spec.ts b/src/button/button.component.spec.ts
index 205408c9c..9f20b3064 100644
--- a/src/button/button.component.spec.ts
+++ b/src/button/button.component.spec.ts
@@ -2,7 +2,7 @@ import { Component, DebugElement } from '@angular/core';
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 
-import { ComponentSize } from '../types';
+import { ComponentSize } from '../internal/types';
 
 import { ButtonComponent } from './button.component';
 import { ButtonType } from './button.types';
diff --git a/src/button/button.component.ts b/src/button/button.component.ts
index f2aafe96a..93b06c647 100644
--- a/src/button/button.component.ts
+++ b/src/button/button.component.ts
@@ -11,7 +11,7 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../icon/icon.component';
-import { ComponentSize } from '../types';
+import { ComponentSize } from '../internal/types';
 
 import { ButtonType } from './button.types';
 
diff --git a/src/button/button.types.ts b/src/button/button.types.ts
index 909e85d08..e0ce25be2 100644
--- a/src/button/button.types.ts
+++ b/src/button/button.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const ButtonType = {
   Default: 'default',
diff --git a/src/date-picker/calendar/header/component.ts b/src/date-picker/calendar/header/component.ts
index 08fe7da21..821d469ae 100644
--- a/src/date-picker/calendar/header/component.ts
+++ b/src/date-picker/calendar/header/component.ts
@@ -12,7 +12,7 @@ import dayjs, { ConfigType, Dayjs } from 'dayjs';
 import { ButtonComponent } from '../../../button/button.component';
 import { I18nPipe } from '../../../i18n/i18n.pipe';
 import { IconComponent } from '../../../icon/icon.component';
-import { buildBem } from '../../../utils';
+import { buildBem } from '../../../internal/utils';
 import {
   CalendarHeaderRange,
   DateNavRange,
diff --git a/src/date-picker/calendar/panel/picker-panel.ts b/src/date-picker/calendar/panel/picker-panel.ts
index 630d000dc..afb834cf3 100644
--- a/src/date-picker/calendar/panel/picker-panel.ts
+++ b/src/date-picker/calendar/panel/picker-panel.ts
@@ -14,7 +14,7 @@ import isBetween from 'dayjs/plugin/isBetween';
 
 import { ButtonComponent } from '../../../button/button.component';
 import { I18nPipe } from '../../../i18n/i18n.pipe';
-import { buildBem } from '../../../utils';
+import { buildBem } from '../../../internal/utils';
 import { DateNavRange } from '../../date-picker.type';
 import {
   DAY,
diff --git a/src/date-picker/calendar/range-picker-panel/component.ts b/src/date-picker/calendar/range-picker-panel/component.ts
index 44d8513b1..13f197a06 100644
--- a/src/date-picker/calendar/range-picker-panel/component.ts
+++ b/src/date-picker/calendar/range-picker-panel/component.ts
@@ -13,9 +13,9 @@ import dayjs, { Dayjs } from 'dayjs';
 
 import { CommonFormControl } from '../../../form/common-form';
 import { I18nPipe } from '../../../i18n/i18n.pipe';
+import { buildBem } from '../../../internal/utils';
 import { TimePickerComponent } from '../../../time-picker/component';
 import { TimePickerModel } from '../../../time-picker/time-picker.type';
-import { buildBem } from '../../../utils';
 import { DateNavRange, DisabledTimeFn, Side } from '../../date-picker.type';
 import { DatePickerType, MONTH, YEAR } from '../constant';
 import { CalendarFooterComponent } from '../footer/component';
diff --git a/src/date-picker/date-picker/date-picker.component.ts b/src/date-picker/date-picker/date-picker.component.ts
index ea96ed423..93969b348 100644
--- a/src/date-picker/date-picker/date-picker.component.ts
+++ b/src/date-picker/date-picker/date-picker.component.ts
@@ -13,8 +13,8 @@ import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
 import dayjs, { ConfigType, Dayjs } from 'dayjs';
 
 import { CommonFormControl } from '../../form/common-form';
+import { ComponentSize } from '../../internal/types';
 import { TooltipDirective } from '../../tooltip/tooltip.directive';
-import { ComponentSize } from '../../types';
 import { DatePickerType } from '../calendar/constant';
 import { DatePickerPanelComponent } from '../calendar/date-picker-panel/component';
 import { DateNavRange, DisabledTimeFn } from '../date-picker.type';
diff --git a/src/date-picker/range-picker/range-picker.component.ts b/src/date-picker/range-picker/range-picker.component.ts
index 0c6cdda0d..734e6c2c9 100644
--- a/src/date-picker/range-picker/range-picker.component.ts
+++ b/src/date-picker/range-picker/range-picker.component.ts
@@ -11,8 +11,8 @@ import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
 import dayjs, { ConfigType, Dayjs } from 'dayjs';
 
 import { CommonFormControl } from '../../form';
+import { ComponentSize } from '../../internal/types';
 import { TooltipDirective } from '../../tooltip/tooltip.directive';
-import { ComponentSize } from '../../types';
 import { DateRangePickerPanelComponent } from '../calendar/range-picker-panel/component';
 import { DisabledDateFn, DisabledTimeFn } from '../date-picker.type';
 import { DatePickerTriggerComponent } from '../trigger/trigger.component';
diff --git a/src/date-picker/trigger/trigger.component.ts b/src/date-picker/trigger/trigger.component.ts
index 246108a3b..d481ec64d 100644
--- a/src/date-picker/trigger/trigger.component.ts
+++ b/src/date-picker/trigger/trigger.component.ts
@@ -13,8 +13,8 @@ import { Dayjs } from 'dayjs';
 import { I18nPipe } from '../../i18n/i18n.pipe';
 import { IconComponent } from '../../icon/icon.component';
 import { InputComponent } from '../../input/input.component';
-import { ComponentSize } from '../../types';
-import { buildBem } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { buildBem } from '../../internal/utils';
 
 const bem = buildBem('aui-date-picker-trigger');
 
diff --git a/src/dialog/confirm-dialog/confirm-dialog.component.ts b/src/dialog/confirm-dialog/confirm-dialog.component.ts
index 1120cf4c5..bba77a298 100644
--- a/src/dialog/confirm-dialog/confirm-dialog.component.ts
+++ b/src/dialog/confirm-dialog/confirm-dialog.component.ts
@@ -14,7 +14,7 @@ import { firstValueFrom, Observable } from 'rxjs';
 
 import { ButtonComponent } from '../../button/button.component';
 import { IconComponent } from '../../icon/icon.component';
-import { Bem, buildBem, isString, isTemplateRef } from '../../utils';
+import { Bem, buildBem, isString, isTemplateRef } from '../../internal/utils';
 import { DialogRef } from '../dialog-ref';
 import {
   BeforeAction,
diff --git a/src/dialog/dialog-animations.ts b/src/dialog/dialog-animations.ts
index 5f920479f..4ee5fe3a7 100644
--- a/src/dialog/dialog-animations.ts
+++ b/src/dialog/dialog-animations.ts
@@ -9,7 +9,7 @@ import {
 } from '@angular/animations';
 
 import { AnimationDuration } from '../core/animation/animation-consts';
-import { getAnimationQueryMetadatas } from '../utils/animations';
+import { getAnimationQueryMetadatas } from '../internal/utils/animations';
 
 export const ZOOM_CLASS_NAME_MAP = {
   enter: 'aui-zoom-enter',
diff --git a/src/dialog/dialog-content/dialog-content.component.ts b/src/dialog/dialog-content/dialog-content.component.ts
index 80609643d..b5b2a348f 100644
--- a/src/dialog/dialog-content/dialog-content.component.ts
+++ b/src/dialog/dialog-content/dialog-content.component.ts
@@ -8,7 +8,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { Bem, buildBem } from '../../utils';
+import { Bem, buildBem } from '../../internal/utils';
 
 @Component({
   selector: 'aui-dialog-content',
diff --git a/src/dialog/dialog-content/dialog-footer.component.ts b/src/dialog/dialog-content/dialog-footer.component.ts
index 051e12b29..3297c90b0 100644
--- a/src/dialog/dialog-content/dialog-footer.component.ts
+++ b/src/dialog/dialog-content/dialog-footer.component.ts
@@ -4,7 +4,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { Bem, buildBem } from '../../utils';
+import { Bem, buildBem } from '../../internal/utils';
 
 @Component({
   selector: 'aui-dialog-footer',
diff --git a/src/dialog/dialog-content/dialog-header.component.ts b/src/dialog/dialog-content/dialog-header.component.ts
index 7c77feca3..f6843b2b8 100644
--- a/src/dialog/dialog-content/dialog-header.component.ts
+++ b/src/dialog/dialog-content/dialog-header.component.ts
@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../../icon/icon.component';
-import { Bem, buildBem } from '../../utils';
+import { Bem, buildBem } from '../../internal/utils';
 import { DialogRef } from '../dialog-ref';
 import { DialogService } from '../dialog.service';
 import { getClosestDialog } from '../utils';
diff --git a/src/dialog/dialog.component.ts b/src/dialog/dialog.component.ts
index cd3f30a1c..0093826aa 100644
--- a/src/dialog/dialog.component.ts
+++ b/src/dialog/dialog.component.ts
@@ -21,7 +21,7 @@ import {
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { debounceTime, filter, fromEvent } from 'rxjs';
 
-import { Bem, buildBem, getElementOffset } from '../utils';
+import { Bem, buildBem, getElementOffset } from '../internal/utils';
 
 import {
   dialogAnimations,
diff --git a/src/drawer/component/internal/internal.component.ts b/src/drawer/component/internal/internal.component.ts
index 8d3e10735..c382ddd60 100644
--- a/src/drawer/component/internal/internal.component.ts
+++ b/src/drawer/component/internal/internal.component.ts
@@ -33,7 +33,7 @@ import { BehaviorSubject, Subject } from 'rxjs';
 
 import { TimingFunction } from '../../../core/animation/animation-consts';
 import { IconComponent } from '../../../icon/icon.component';
-import { handlePixel, isTemplateRef } from '../../../utils';
+import { handlePixel, isTemplateRef } from '../../../internal/utils';
 import { DrawerOptions, DrawerSize } from '../../types';
 
 export const DATA = new InjectionToken('drawer-data');
diff --git a/src/drawer/types.ts b/src/drawer/types.ts
index f360e0c54..1f3c1e339 100644
--- a/src/drawer/types.ts
+++ b/src/drawer/types.ts
@@ -1,7 +1,6 @@
 import { ComponentType } from '@angular/cdk/portal';
 import { TemplateRef } from '@angular/core';
-
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const DrawerSize = {
   Small: 'small',
diff --git a/src/dropdown/dropdown-button/dropdown-button.component.ts b/src/dropdown/dropdown-button/dropdown-button.component.ts
index da6c17c9f..8115afa0d 100644
--- a/src/dropdown/dropdown-button/dropdown-button.component.ts
+++ b/src/dropdown/dropdown-button/dropdown-button.component.ts
@@ -15,8 +15,8 @@ import { Observable, map, startWith } from 'rxjs';
 import { ButtonType } from '../../button';
 import { ButtonComponent } from '../../button/button.component';
 import { IconComponent } from '../../icon/icon.component';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem, coerceAttrBoolean } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem, coerceAttrBoolean } from '../../internal/utils';
 import { DropdownDirective } from '../dropdown.directive';
 import { MenuItemComponent } from '../menu-item/menu-item.component';
 
diff --git a/src/dropdown/dropdown.types.ts b/src/dropdown/dropdown.types.ts
index 34a1502fd..0a267ae05 100644
--- a/src/dropdown/dropdown.types.ts
+++ b/src/dropdown/dropdown.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const MenuItemType = {
   Default: 'default',
diff --git a/src/dropdown/menu-item/menu-item.component.ts b/src/dropdown/menu-item/menu-item.component.ts
index 44700f12c..8623edb8e 100644
--- a/src/dropdown/menu-item/menu-item.component.ts
+++ b/src/dropdown/menu-item/menu-item.component.ts
@@ -5,7 +5,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { Bem, buildBem } from '../../utils';
+import { Bem, buildBem } from '../../internal/utils';
 import { MenuItemType } from '../dropdown.types';
 
 @Component({
diff --git a/src/dropdown/menu/menu.component.ts b/src/dropdown/menu/menu.component.ts
index 47247afef..b67730911 100644
--- a/src/dropdown/menu/menu.component.ts
+++ b/src/dropdown/menu/menu.component.ts
@@ -5,8 +5,8 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { ComponentSize } from '../../types';
-import { Bem, buildBem } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem } from '../../internal/utils';
 
 @Component({
   selector: 'aui-menu',
diff --git a/src/dropdown/submenu/submenu.component.ts b/src/dropdown/submenu/submenu.component.ts
index fc6db0de6..ec795f691 100644
--- a/src/dropdown/submenu/submenu.component.ts
+++ b/src/dropdown/submenu/submenu.component.ts
@@ -8,11 +8,11 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../../icon/icon.component';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem } from '../../internal/utils';
 import { TooltipTrigger } from '../../tooltip';
 import { TooltipActiveDirective } from '../../tooltip/tooltip-active.directive';
 import { TooltipDirective } from '../../tooltip/tooltip.directive';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem } from '../../utils';
 import { MenuComponent } from '../menu/menu.component';
 import { MenuItemComponent } from '../menu-item/menu-item.component';
 
diff --git a/src/form/common-form.ts b/src/form/common-form.ts
index 95b1a5460..2d93b6586 100644
--- a/src/form/common-form.ts
+++ b/src/form/common-form.ts
@@ -8,7 +8,7 @@ import {
 import { ControlValueAccessor } from '@angular/forms';
 import { ReplaySubject } from 'rxjs';
 
-import { coerceAttrBoolean } from '../utils';
+import { coerceAttrBoolean } from '../internal/utils';
 
 /**
  * form control 内部不保持 value 属性，当不使用 ngModel 时可以通过 [(value)] 实现双向绑定；
diff --git a/src/form/form-item/form-item.component.ts b/src/form/form-item/form-item.component.ts
index 772e2b642..ca0152999 100644
--- a/src/form/form-item/form-item.component.ts
+++ b/src/form/form-item/form-item.component.ts
@@ -24,7 +24,7 @@ import {
   takeUntil,
 } from 'rxjs';
 
-import { Bem, buildBem, publishRef } from '../../utils';
+import { Bem, buildBem, publishRef } from '../../internal/utils';
 import { FormDirective } from '../form.directive';
 import { FormItemWidth, LabelPosition } from '../form.types';
 import {
diff --git a/src/form/form.types.ts b/src/form/form.types.ts
index 86edd8dbe..3f0c3e0da 100644
--- a/src/form/form.types.ts
+++ b/src/form/form.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const LabelPosition = {
   Top: 'top',
diff --git a/src/form/helper-directives.ts b/src/form/helper-directives.ts
index 8ae39a239..458c5ee2f 100644
--- a/src/form/helper-directives.ts
+++ b/src/form/helper-directives.ts
@@ -1,6 +1,6 @@
 import { Directive, Input } from '@angular/core';
 
-import { coerceAttrBoolean } from '../utils';
+import { coerceAttrBoolean } from '../internal/utils';
 
 @Directive({
   selector: 'label[auiFormItemLabel]',
diff --git a/src/icon/icon.component.ts b/src/icon/icon.component.ts
index 8d4b1eab5..2bb00cd9c 100644
--- a/src/icon/icon.component.ts
+++ b/src/icon/icon.component.ts
@@ -6,8 +6,8 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
+import { Bem, buildBem, handlePixel } from '../internal/utils';
 import { ThemePickerPipe } from '../theme/theme.pipe';
-import { Bem, buildBem, handlePixel } from '../utils';
 
 import { IconRegisterService } from './icon-register.service';
 
diff --git a/src/index.ts b/src/index.ts
index b38eb8c84..dece82d2d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,6 +16,19 @@ export * from './i18n';
 export * from './icon';
 export * from './inline-alert';
 export * from './input';
+export { ComponentSize } from './internal/types';
+export {
+  AttrBoolean,
+  Bem,
+  buildBem,
+  coerceAttrBoolean,
+  coerceString,
+  getCompatibleStylesRenderer,
+  handlePixel,
+  isTemplateRef,
+  observeMutationOn,
+  observeResizeOn,
+} from './internal/utils';
 export * from './message';
 export * from './notification';
 export * from './paginator';
@@ -34,14 +47,3 @@ export * from './theme';
 export * from './time-picker';
 export * from './tooltip';
 export * from './tree-select';
-export { ComponentSize } from './types';
-export {
-  AttrBoolean,
-  coerceAttrBoolean,
-  coerceString,
-  getCompatibleStylesRenderer,
-  handlePixel,
-  isTemplateRef,
-  observeMutationOn,
-  observeResizeOn,
-} from './utils';
diff --git a/src/inline-alert/inline-alert.component.ts b/src/inline-alert/inline-alert.component.ts
index 634a33b98..ed68c31f2 100644
--- a/src/inline-alert/inline-alert.component.ts
+++ b/src/inline-alert/inline-alert.component.ts
@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../icon/icon.component';
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import { InlineAlertTitleDirective } from './helper-directives';
 import { InlineAlertType } from './inline-alert.types';
diff --git a/src/inline-alert/inline-alert.types.ts b/src/inline-alert/inline-alert.types.ts
index 5723d9d67..f1ee1a528 100644
--- a/src/inline-alert/inline-alert.types.ts
+++ b/src/inline-alert/inline-alert.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const InlineAlertType = {
   Primary: 'primary',
diff --git a/src/input/input-group/input-group.component.spec.ts b/src/input/input-group/input-group.component.spec.ts
index 7e60f0931..32da6097f 100644
--- a/src/input/input-group/input-group.component.spec.ts
+++ b/src/input/input-group/input-group.component.spec.ts
@@ -3,7 +3,7 @@ import { ComponentFixture, TestBed } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 
 import { IconComponent } from '../../icon';
-import { ComponentSize } from '../../types';
+import { ComponentSize } from '../../internal/types';
 import { InputComponent } from '../input.component';
 
 import { INPUT_GROUP_MODULE } from './input-group.component';
diff --git a/src/input/input-group/input-group.component.ts b/src/input/input-group/input-group.component.ts
index 26e1493e1..1adeb24b2 100644
--- a/src/input/input-group/input-group.component.ts
+++ b/src/input/input-group/input-group.component.ts
@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 import { Observable } from 'rxjs';
 
-import { Bem, buildBem, watchContentExist } from '../../utils';
+import { Bem, buildBem, watchContentExist } from '../../internal/utils';
 import {
   InputAddonAfterDirective,
   InputAddonBeforeDirective,
diff --git a/src/input/input.component.spec.ts b/src/input/input.component.spec.ts
index 66ae63ec8..5c5ff99ac 100644
--- a/src/input/input.component.spec.ts
+++ b/src/input/input.component.spec.ts
@@ -2,7 +2,7 @@ import { Component, DebugElement } from '@angular/core';
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 
-import { ComponentSize } from '../types';
+import { ComponentSize } from '../internal/types';
 
 import { InputComponent } from './input.component';
 
diff --git a/src/input/input.component.ts b/src/input/input.component.ts
index dfa6bc237..0d74b1cb1 100644
--- a/src/input/input.component.ts
+++ b/src/input/input.component.ts
@@ -9,8 +9,8 @@ import {
 } from '@angular/core';
 import { BehaviorSubject } from 'rxjs';
 
-import { ComponentSize } from '../types';
-import { coerceAttrBoolean } from '../utils';
+import { ComponentSize } from '../internal/types';
+import { coerceAttrBoolean } from '../internal/utils';
 
 @Component({
   // eslint-disable-next-line @angular-eslint/component-selector
diff --git a/src/input/number-input/number-input.component.ts b/src/input/number-input/number-input.component.ts
index f9e64d9c1..84090b393 100644
--- a/src/input/number-input/number-input.component.ts
+++ b/src/input/number-input/number-input.component.ts
@@ -18,9 +18,9 @@ import { Observable } from 'rxjs';
 
 import { CommonFormControl } from '../../form';
 import { IconComponent } from '../../icon';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem, watchContentExist } from '../../internal/utils';
 import { ClickOutsideDirective } from '../../shared/click-outside.directive';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem, watchContentExist } from '../../utils';
 import {
   InputAddonAfterDirective,
   InputAddonBeforeDirective,
diff --git a/src/input/search/search.component.ts b/src/input/search/search.component.ts
index 08cc1e669..3d9981624 100644
--- a/src/input/search/search.component.ts
+++ b/src/input/search/search.component.ts
@@ -12,8 +12,8 @@ import {
 import { FormsModule } from '@angular/forms';
 
 import { IconComponent } from '../../icon';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem } from '../../internal/utils';
 import { InputComponent } from '../input.component';
 
 @Component({
diff --git a/src/input/tags-input/tags-input.component.ts b/src/input/tags-input/tags-input.component.ts
index 340081e9e..b5a8b3552 100644
--- a/src/input/tags-input/tags-input.component.ts
+++ b/src/input/tags-input/tags-input.component.ts
@@ -27,9 +27,9 @@ import {
 import { take } from 'rxjs';
 
 import { CommonFormControl } from '../../form';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem } from '../../internal/utils';
 import { TagComponent } from '../../tag/tag.component';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem } from '../../utils';
 
 import { createWithMaxRowCount } from './with-max-row-count';
 
diff --git a/src/input/tags-input/with-max-row-count.ts b/src/input/tags-input/with-max-row-count.ts
index 0902afe19..497590efe 100644
--- a/src/input/tags-input/with-max-row-count.ts
+++ b/src/input/tags-input/with-max-row-count.ts
@@ -1,4 +1,4 @@
-import { ComponentSize } from '../../types';
+import { ComponentSize } from '../../internal/types';
 
 function getRowHeight(size: ComponentSize) {
   switch (size) {
diff --git a/src/types.ts b/src/internal/types/index.ts
similarity index 100%
rename from src/types.ts
rename to src/internal/types/index.ts
diff --git a/src/utils/animations.ts b/src/internal/utils/animations.ts
similarity index 100%
rename from src/utils/animations.ts
rename to src/internal/utils/animations.ts
diff --git a/src/utils/async.spec.ts b/src/internal/utils/async.spec.ts
similarity index 100%
rename from src/utils/async.spec.ts
rename to src/internal/utils/async.spec.ts
diff --git a/src/utils/async.ts b/src/internal/utils/async.ts
similarity index 100%
rename from src/utils/async.ts
rename to src/internal/utils/async.ts
diff --git a/src/utils/bem.spec.ts b/src/internal/utils/bem.spec.ts
similarity index 100%
rename from src/utils/bem.spec.ts
rename to src/internal/utils/bem.spec.ts
diff --git a/src/utils/bem.ts b/src/internal/utils/bem.ts
similarity index 100%
rename from src/utils/bem.ts
rename to src/internal/utils/bem.ts
diff --git a/src/utils/coercion.spec.ts b/src/internal/utils/coercion.spec.ts
similarity index 100%
rename from src/utils/coercion.spec.ts
rename to src/internal/utils/coercion.spec.ts
diff --git a/src/utils/coercion.ts b/src/internal/utils/coercion.ts
similarity index 100%
rename from src/utils/coercion.ts
rename to src/internal/utils/coercion.ts
diff --git a/src/utils/fn.ts b/src/internal/utils/fn.ts
similarity index 100%
rename from src/utils/fn.ts
rename to src/internal/utils/fn.ts
diff --git a/src/utils/index.ts b/src/internal/utils/index.ts
similarity index 100%
rename from src/utils/index.ts
rename to src/internal/utils/index.ts
diff --git a/src/utils/life-cycle.ts b/src/internal/utils/life-cycle.ts
similarity index 100%
rename from src/utils/life-cycle.ts
rename to src/internal/utils/life-cycle.ts
diff --git a/src/utils/observe-dom.ts b/src/internal/utils/observe-dom.ts
similarity index 100%
rename from src/utils/observe-dom.ts
rename to src/internal/utils/observe-dom.ts
diff --git a/src/utils/operators.ts b/src/internal/utils/operators.ts
similarity index 100%
rename from src/utils/operators.ts
rename to src/internal/utils/operators.ts
diff --git a/src/utils/scroll-into-view.ts b/src/internal/utils/scroll-into-view.ts
similarity index 100%
rename from src/utils/scroll-into-view.ts
rename to src/internal/utils/scroll-into-view.ts
diff --git a/src/utils/styles-renderer.ts b/src/internal/utils/styles-renderer.ts
similarity index 100%
rename from src/utils/styles-renderer.ts
rename to src/internal/utils/styles-renderer.ts
diff --git a/src/utils/watch-content-exist.ts b/src/internal/utils/watch-content-exist.ts
similarity index 100%
rename from src/utils/watch-content-exist.ts
rename to src/internal/utils/watch-content-exist.ts
diff --git a/src/message/message.component.ts b/src/message/message.component.ts
index 2c80fe983..2e8d27140 100644
--- a/src/message/message.component.ts
+++ b/src/message/message.component.ts
@@ -10,7 +10,7 @@ import {
 import { Subject } from 'rxjs';
 
 import { IconComponent } from '../icon/icon.component';
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import { MessageAnimations } from './message-animations';
 import { MessageConfig, MessageType } from './message.config';
diff --git a/src/notification/notification.component.ts b/src/notification/notification.component.ts
index fabdcdd18..a94c8c92f 100644
--- a/src/notification/notification.component.ts
+++ b/src/notification/notification.component.ts
@@ -18,9 +18,9 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../icon/icon.component';
+import { Bem, buildBem } from '../internal/utils';
 import { MessageAnimations } from '../message/message-animations';
 import { MessageComponent } from '../message/message.component';
-import { Bem, buildBem } from '../utils';
 
 import { NotificationConfig } from './notification.config';
 
diff --git a/src/paginator/paginator.component.ts b/src/paginator/paginator.component.ts
index 030f2eaac..a67960ef5 100644
--- a/src/paginator/paginator.component.ts
+++ b/src/paginator/paginator.component.ts
@@ -14,9 +14,9 @@ import { Subscription } from 'rxjs';
 import { ButtonComponent } from '../button/button.component';
 import { IconComponent } from '../icon/icon.component';
 import { InputComponent } from '../input/input.component';
+import { Bem, buildBem } from '../internal/utils';
 import { OptionComponent } from '../select/option/option.component';
 import { SelectComponent } from '../select/select.component';
-import { Bem, buildBem } from '../utils';
 
 import { PaginatorIntl } from './paginator-intl';
 
diff --git a/src/radio/radio-button/radio-button.component.ts b/src/radio/radio-button/radio-button.component.ts
index aa6a4fc01..2fbb20716 100644
--- a/src/radio/radio-button/radio-button.component.ts
+++ b/src/radio/radio-button/radio-button.component.ts
@@ -10,7 +10,7 @@ import {
 import { takeUntil } from 'rxjs';
 
 import { IconComponent } from '../../icon/icon.component';
-import { Bem, buildBem } from '../../utils';
+import { Bem, buildBem } from '../../internal/utils';
 import { BaseRadio } from '../base-radio';
 import { RadioGroupComponent } from '../radio-group/radio-group.component';
 import { RadioSize } from '../radio.types';
diff --git a/src/radio/radio.component.ts b/src/radio/radio.component.ts
index f9e899c2a..977116277 100644
--- a/src/radio/radio.component.ts
+++ b/src/radio/radio.component.ts
@@ -7,7 +7,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import { BaseRadio } from './base-radio';
 import { RadioGroupComponent } from './radio-group/radio-group.component';
diff --git a/src/radio/radio.types.ts b/src/radio/radio.types.ts
index 7d68a7f55..a5cbdb609 100644
--- a/src/radio/radio.types.ts
+++ b/src/radio/radio.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const RadioSize = {
   Medium: 'medium',
diff --git a/src/select/base-select.ts b/src/select/base-select.ts
index 9d714bbd8..a1d2dc9dd 100644
--- a/src/select/base-select.ts
+++ b/src/select/base-select.ts
@@ -29,15 +29,15 @@ import {
 } from 'rxjs';
 
 import { CommonFormControl } from '../form';
-import { TooltipDirective } from '../tooltip';
-import { ComponentSize } from '../types';
+import { ComponentSize } from '../internal/types';
 import {
   coerceAttrBoolean,
   coerceString,
   isTemplateRef,
   publishRef,
   scrollIntoView,
-} from '../utils';
+} from '../internal/utils';
+import { TooltipDirective } from '../tooltip';
 
 import { OptionContentDirective } from './helper-directives';
 import { OptionComponent } from './option/option.component';
diff --git a/src/select/multi-select/multi-select.component.spec.ts b/src/select/multi-select/multi-select.component.spec.ts
index 2f6e83d85..c1b9f4f61 100644
--- a/src/select/multi-select/multi-select.component.spec.ts
+++ b/src/select/multi-select/multi-select.component.spec.ts
@@ -12,7 +12,7 @@ import { By } from '@angular/platform-browser';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
 
 import { MultiSelectComponent, SelectModule } from '..';
-import { ComponentSize } from '../../types';
+import { ComponentSize } from '../../internal/types';
 
 describe('multiSelectComponent', () => {
   let fixture: ComponentFixture<TestComponent>;
diff --git a/src/select/multi-select/multi-select.component.ts b/src/select/multi-select/multi-select.component.ts
index 95b36de8c..d05ae1d77 100644
--- a/src/select/multi-select/multi-select.component.ts
+++ b/src/select/multi-select/multi-select.component.ts
@@ -34,16 +34,16 @@ import {
 import { I18nPipe } from '../../i18n/i18n.pipe';
 import { IconComponent } from '../../icon/icon.component';
 import { createWithMaxRowCount } from '../../input/tags-input/with-max-row-count';
-import { TagComponent } from '../../tag/tag.component';
-import { TooltipDirective } from '../../tooltip/tooltip.directive';
-import { ComponentSize } from '../../types';
+import { ComponentSize } from '../../internal/types';
 import {
   Bem,
   buildBem,
   coerceAttrBoolean,
   coerceString,
   publishRef,
-} from '../../utils';
+} from '../../internal/utils';
+import { TagComponent } from '../../tag/tag.component';
+import { TooltipDirective } from '../../tooltip/tooltip.directive';
 import { BaseSelect } from '../base-select';
 import { OptionComponent } from '../option/option.component';
 import {
diff --git a/src/select/option-group/option-group.component.ts b/src/select/option-group/option-group.component.ts
index 2f63dd26b..0265c1911 100644
--- a/src/select/option-group/option-group.component.ts
+++ b/src/select/option-group/option-group.component.ts
@@ -10,7 +10,7 @@ import {
 } from '@angular/core';
 import { Observable, combineLatest, of, map, startWith, switchMap } from 'rxjs';
 
-import { publishRef } from '../../utils';
+import { publishRef } from '../../internal/utils';
 import { OptionComponent } from '../option/option.component';
 
 @Component({
diff --git a/src/select/option/option.component.ts b/src/select/option/option.component.ts
index 9653b78f9..42a92df4a 100644
--- a/src/select/option/option.component.ts
+++ b/src/select/option/option.component.ts
@@ -21,8 +21,13 @@ import {
 } from 'rxjs';
 
 import { IconComponent } from '../../icon/icon.component';
-import { ComponentSize } from '../../types';
-import { Bem, buildBem, coerceAttrBoolean, publishRef } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import {
+  Bem,
+  buildBem,
+  coerceAttrBoolean,
+  publishRef,
+} from '../../internal/utils';
 import { BaseSelect } from '../base-select';
 
 @Component({
diff --git a/src/select/select.component.spec.ts b/src/select/select.component.spec.ts
index d0f30537d..af92d226e 100644
--- a/src/select/select.component.spec.ts
+++ b/src/select/select.component.spec.ts
@@ -6,7 +6,7 @@ import { FormsModule } from '@angular/forms';
 import { By } from '@angular/platform-browser';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
 
-import { ComponentSize } from '../types';
+import { ComponentSize } from '../internal/types';
 
 import { SELECT_MODULE, SelectComponent } from '.';
 
diff --git a/src/select/select.component.ts b/src/select/select.component.ts
index 3fe796463..b1f034445 100644
--- a/src/select/select.component.ts
+++ b/src/select/select.component.ts
@@ -25,8 +25,8 @@ import {
   InputSuffixDirective,
   InputGroupComponent,
 } from '../input';
+import { coerceString, publishRef } from '../internal/utils';
 import { TooltipDirective } from '../tooltip';
-import { coerceString, publishRef } from '../utils';
 
 import { BaseSelect } from './base-select';
 import { OptionComponent } from './option/option.component';
diff --git a/src/select/validators.ts b/src/select/validators.ts
index 825f0f30b..cc78036d5 100644
--- a/src/select/validators.ts
+++ b/src/select/validators.ts
@@ -8,7 +8,7 @@ import {
 } from '@angular/forms';
 import { startWith } from 'rxjs';
 
-import { coerceAttrBoolean } from '../utils';
+import { coerceAttrBoolean } from '../internal/utils';
 
 import { SelectComponent } from './select.component';
 import { TrackFn } from './select.types';
diff --git a/src/sort/sort-header.component.ts b/src/sort/sort-header.component.ts
index 3dae2260b..c2b95bbe1 100644
--- a/src/sort/sort-header.component.ts
+++ b/src/sort/sort-header.component.ts
@@ -15,7 +15,7 @@ import { Subscription, merge } from 'rxjs';
  * TODO: prevent ```public property '' of exported class has or is using name ''
  * from external module '' but cannot be named``` issue.
  */
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import { getSortHeaderNotContainedWithinSortError } from './sort-errors';
 import { SortDirective } from './sort.directive';
diff --git a/src/status-bar/status-bar.component.ts b/src/status-bar/status-bar.component.ts
index 9ca5d62ac..bdf9e8b10 100644
--- a/src/status-bar/status-bar.component.ts
+++ b/src/status-bar/status-bar.component.ts
@@ -9,8 +9,8 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
+import { Bem, buildBem } from '../internal/utils';
 import { TooltipDirective } from '../tooltip/tooltip.directive';
-import { Bem, buildBem } from '../utils';
 
 import { Status, StatusBarSize } from './status-bar.types';
 
diff --git a/src/status-bar/status-bar.types.ts b/src/status-bar/status-bar.types.ts
index 556dd3006..25ba3cdfe 100644
--- a/src/status-bar/status-bar.types.ts
+++ b/src/status-bar/status-bar.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export interface Status {
   type?: StatusType;
diff --git a/src/steps/types.ts b/src/steps/types.ts
index 75316284a..425e45b8c 100644
--- a/src/steps/types.ts
+++ b/src/steps/types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const StepState = {
   Default: 'default',
diff --git a/src/switch/switch.component.ts b/src/switch/switch.component.ts
index a8467d717..a8568fca3 100644
--- a/src/switch/switch.component.ts
+++ b/src/switch/switch.component.ts
@@ -9,7 +9,7 @@ import {
 import { NG_VALUE_ACCESSOR } from '@angular/forms';
 
 import { CommonFormControl } from '../form';
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 const prefix = 'aui-switch';
 
diff --git a/src/table/table-column-resizable.directive.ts b/src/table/table-column-resizable.directive.ts
index f6edb604a..a0f6c5305 100644
--- a/src/table/table-column-resizable.directive.ts
+++ b/src/table/table-column-resizable.directive.ts
@@ -18,7 +18,7 @@ import {
   takeUntil,
 } from 'rxjs';
 
-import { buildBem, getCompatibleStylesRenderer } from '../utils';
+import { buildBem, getCompatibleStylesRenderer } from '../internal/utils';
 
 import { TableColumnDefDirective } from './table-column-def.directive';
 import { tableBem, TableComponent } from './table.component';
diff --git a/src/table/table-scroll.directive.ts b/src/table/table-scroll.directive.ts
index ab0b2fd58..8b76360dd 100644
--- a/src/table/table-scroll.directive.ts
+++ b/src/table/table-scroll.directive.ts
@@ -24,7 +24,11 @@ import {
   BehaviorSubject,
 } from 'rxjs';
 
-import { buildBem, coerceAttrBoolean, observeResizeOn } from '../utils';
+import {
+  buildBem,
+  coerceAttrBoolean,
+  observeResizeOn,
+} from '../internal/utils';
 
 import { tableBem, TableComponent } from './table.component';
 
diff --git a/src/table/table.component.ts b/src/table/table.component.ts
index 9021e24f9..c580d0b4c 100644
--- a/src/table/table.component.ts
+++ b/src/table/table.component.ts
@@ -24,7 +24,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { buildBem } from '../utils';
+import { buildBem } from '../internal/utils';
 
 import {
   TablePlaceholderDefDirective,
diff --git a/src/tabs/tab-body.component.ts b/src/tabs/tab-body.component.ts
index 29ee51379..5c6306540 100644
--- a/src/tabs/tab-body.component.ts
+++ b/src/tabs/tab-body.component.ts
@@ -20,7 +20,7 @@ import {
 } from '@angular/core';
 import { BehaviorSubject, Subscription } from 'rxjs';
 
-import { coerceAttrBoolean } from '../utils';
+import { coerceAttrBoolean } from '../internal/utils';
 
 @Component({
   selector: 'aui-tab-body',
diff --git a/src/tabs/tab-group.component.spec.ts b/src/tabs/tab-group.component.spec.ts
index 61cf617f2..dbc77b182 100644
--- a/src/tabs/tab-group.component.spec.ts
+++ b/src/tabs/tab-group.component.spec.ts
@@ -8,7 +8,7 @@ import {
 } from '@angular/core/testing';
 import { By } from '@angular/platform-browser';
 
-import { LifeCycle, LifeCycleDirective } from '../utils/life-cycle';
+import { LifeCycle, LifeCycleDirective } from '../internal/utils/life-cycle';
 
 import { TabContentDirective, TabLabelDirective } from './tab-body.component';
 import { TabChangeEvent, TabGroupComponent } from './tab-group.component';
diff --git a/src/tabs/tab-group.component.ts b/src/tabs/tab-group.component.ts
index 96417bf39..e535c2f83 100644
--- a/src/tabs/tab-group.component.ts
+++ b/src/tabs/tab-group.component.ts
@@ -24,7 +24,7 @@ import {
 import { Subject, Subscription, merge } from 'rxjs';
 
 import { IconComponent } from '../icon/icon.component';
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import {
   TabHeaderAddonDirective,
diff --git a/src/tabs/tab-header-active-indicator.component.ts b/src/tabs/tab-header-active-indicator.component.ts
index f868fb781..d309f2339 100644
--- a/src/tabs/tab-header-active-indicator.component.ts
+++ b/src/tabs/tab-header-active-indicator.component.ts
@@ -8,7 +8,7 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import { TabType } from './tabs.types';
 
diff --git a/src/tabs/tab-header.component.ts b/src/tabs/tab-header.component.ts
index e7a4f6559..edc837612 100644
--- a/src/tabs/tab-header.component.ts
+++ b/src/tabs/tab-header.component.ts
@@ -23,7 +23,7 @@ import {
 import { Subject, takeUntil } from 'rxjs';
 
 import { IconComponent } from '../icon/icon.component';
-import { Bem, buildBem } from '../utils';
+import { Bem, buildBem } from '../internal/utils';
 
 import {
   TabHeaderAddonDirective,
diff --git a/src/tabs/tab.component.ts b/src/tabs/tab.component.ts
index c993d5cb2..8f18d6836 100644
--- a/src/tabs/tab.component.ts
+++ b/src/tabs/tab.component.ts
@@ -18,7 +18,7 @@ import {
 } from '@angular/core';
 import { Subject } from 'rxjs';
 
-import { coerceAttrBoolean } from '../utils';
+import { coerceAttrBoolean } from '../internal/utils';
 
 import { TabContentDirective, TabLabelDirective } from './tab-body.component';
 import { TabContextService } from './tab-context.service';
diff --git a/src/tabs/tabs.types.ts b/src/tabs/tabs.types.ts
index 1841617b0..9b1d8669b 100644
--- a/src/tabs/tabs.types.ts
+++ b/src/tabs/tabs.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const TabSize = {
   /** 卡片级尺寸 */
diff --git a/src/tag/check-tag/check-tag.component.ts b/src/tag/check-tag/check-tag.component.ts
index 2d92a5a52..f7cf0fd0c 100644
--- a/src/tag/check-tag/check-tag.component.ts
+++ b/src/tag/check-tag/check-tag.component.ts
@@ -7,8 +7,8 @@ import {
   ViewEncapsulation,
 } from '@angular/core';
 
-import { ComponentSize } from '../../types';
-import { Bem, buildBem } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { Bem, buildBem } from '../../internal/utils';
 import { TagType } from '../tag.types';
 
 @Component({
diff --git a/src/tag/tag.component.ts b/src/tag/tag.component.ts
index ed4009137..dad9d918a 100644
--- a/src/tag/tag.component.ts
+++ b/src/tag/tag.component.ts
@@ -9,8 +9,8 @@ import {
 } from '@angular/core';
 
 import { IconComponent } from '../icon/icon.component';
-import { ComponentSize } from '../types';
-import { Bem, buildBem } from '../utils';
+import { ComponentSize } from '../internal/types';
+import { Bem, buildBem } from '../internal/utils';
 
 import { TagType } from './tag.types';
 
diff --git a/src/tag/tag.types.ts b/src/tag/tag.types.ts
index ca307460d..217934f6b 100644
--- a/src/tag/tag.types.ts
+++ b/src/tag/tag.types.ts
@@ -1,4 +1,4 @@
-import { ValueOf } from '../types';
+import { ValueOf } from '../internal/types';
 
 export const TagType = {
   Primary: 'primary',
diff --git a/src/time-picker/component.ts b/src/time-picker/component.ts
index dced5c143..5cc6ea3fa 100644
--- a/src/time-picker/component.ts
+++ b/src/time-picker/component.ts
@@ -20,8 +20,8 @@ import { IconComponent } from '../icon/icon.component';
 import { InputSuffixDirective } from '../input/helper-directives';
 import { InputGroupComponent } from '../input/input-group/input-group.component';
 import { InputComponent } from '../input/input.component';
+import { ComponentSize } from '../internal/types';
 import { TooltipDirective } from '../tooltip/tooltip.directive';
-import { ComponentSize } from '../types';
 
 import { TimePickerPanelComponent } from './panel/panel.component';
 import {
diff --git a/src/time-picker/panel/panel.component.ts b/src/time-picker/panel/panel.component.ts
index 1c7a41f7b..b6832f766 100644
--- a/src/time-picker/panel/panel.component.ts
+++ b/src/time-picker/panel/panel.component.ts
@@ -28,8 +28,8 @@ import { ButtonComponent } from '../../button/button.component';
 import { updateDateByTimeModel } from '../../date-picker/calendar/util';
 import { CommonFormControl } from '../../form/common-form';
 import { I18nPipe } from '../../i18n/i18n.pipe';
-import { ComponentSize } from '../../types';
-import { buildBem } from '../../utils';
+import { ComponentSize } from '../../internal/types';
+import { buildBem } from '../../internal/utils';
 import {
   CONTROL_ITEM_HEIGHT,
   HOUR_ITEMS,
diff --git a/src/time-picker/time-picker.type.ts b/src/time-picker/time-picker.type.ts
index 95e3af8f2..d12d45a5b 100644
--- a/src/time-picker/time-picker.type.ts
+++ b/src/time-picker/time-picker.type.ts
@@ -1,6 +1,6 @@
 import { ConfigType } from 'dayjs';
 
-import { isNumberValue } from '../utils';
+import { isNumberValue } from '../internal/utils';
 
 export enum TimePickerControlType {
   Hour = 'hour',
diff --git a/src/tooltip/base-tooltip.ts b/src/tooltip/base-tooltip.ts
index c82b2a294..9d7a85c7c 100644
--- a/src/tooltip/base-tooltip.ts
+++ b/src/tooltip/base-tooltip.ts
@@ -28,7 +28,7 @@ import {
   delay,
 } from 'rxjs';
 
-import { sleep } from '../utils';
+import { sleep } from '../internal/utils';
 
 import { AnimationType } from './animations';
 import { TooltipComponent } from './tooltip.component';
diff --git a/src/tooltip/tooltip.component.ts b/src/tooltip/tooltip.component.ts
index 9262ff086..ac1356421 100644
--- a/src/tooltip/tooltip.component.ts
+++ b/src/tooltip/tooltip.component.ts
@@ -18,7 +18,7 @@ import {
   BehaviorSubject,
 } from 'rxjs';
 
-import { Bem, buildBem, publishRef } from '../utils';
+import { Bem, buildBem, publishRef } from '../internal/utils';
 
 import { animations, AnimationType } from './animations';
 import { TooltipType } from './tooltip.types';
diff --git a/src/tree-select/tree-select.component.ts b/src/tree-select/tree-select.component.ts
index 815daea2e..dbf4d8b72 100644
--- a/src/tree-select/tree-select.component.ts
+++ b/src/tree-select/tree-select.component.ts
@@ -34,8 +34,6 @@ import { IconComponent } from '../icon/icon.component';
 import { InputSuffixDirective } from '../input/helper-directives';
 import { InputGroupComponent } from '../input/input-group/input-group.component';
 import { InputComponent } from '../input/input.component';
-import { TrackFn } from '../select/select.types';
-import { TooltipDirective } from '../tooltip/tooltip.directive';
 import {
   Bem,
   buildBem,
@@ -43,7 +41,9 @@ import {
   coerceString,
   publishRef,
   scrollIntoView,
-} from '../utils';
+} from '../internal/utils';
+import { TrackFn } from '../select/select.types';
+import { TooltipDirective } from '../tooltip/tooltip.directive';
 
 import { TreeNode } from './tree-select.types';
 
diff --git a/stories/input/number-input.component.ts b/stories/input/number-input.component.ts
index 143021116..5b0c612e9 100644
--- a/stories/input/number-input.component.ts
+++ b/stories/input/number-input.component.ts
@@ -1,6 +1,6 @@
 import { ChangeDetectionStrategy, Component } from '@angular/core';
 
-import { ComponentSize } from 'src/types';
+import { ComponentSize } from 'src';
 
 @Component({
   template: `
diff --git a/stories/input/search-input.component.ts b/stories/input/search-input.component.ts
index c5e4225f5..264780872 100644
--- a/stories/input/search-input.component.ts
+++ b/stories/input/search-input.component.ts
@@ -1,6 +1,6 @@
 import { ChangeDetectionStrategy, Component } from '@angular/core';
 
-import { ComponentSize } from 'src/types';
+import { ComponentSize } from 'src';
 
 @Component({
   template: `
diff --git a/stories/select/basic.component.ts b/stories/select/basic.component.ts
index 8af4724c6..8bfefcdac 100644
--- a/stories/select/basic.component.ts
+++ b/stories/select/basic.component.ts
@@ -2,7 +2,7 @@ import { NgFor } from '@angular/common';
 import { ChangeDetectionStrategy, Component, Input } from '@angular/core';
 import { FormsModule } from '@angular/forms';
 
-import { SelectModule } from 'src/select';
+import { SelectModule } from 'src';
 
 @Component({
   standalone: true,