diff --git a/README.md b/README.md
index f9480b9bca2ef..0901dcf625edc 100644
--- a/README.md
+++ b/README.md
@@ -2,11 +2,10 @@
 
 [![LICENSE](https://img.shields.io/github/license/pingcap/tidb.svg)](https://github.com/pingcap/tidb/blob/master/LICENSE)
 [![Language](https://img.shields.io/badge/Language-Go-blue.svg)](https://golang.org/)
-[![Build Status](https://travis-ci.org/pingcap/tidb.svg?branch=master)](https://travis-ci.org/pingcap/tidb)
+[![Build Status](https://prow.tidb.net/badge.svg?jobs=pingcap/tidb/merged_*)](https://prow.tidb.net/?repo=pingcap%2Ftidb&type=postsubmit)
 [![Go Report Card](https://goreportcard.com/badge/github.com/pingcap/tidb)](https://goreportcard.com/report/github.com/pingcap/tidb)
 [![GitHub release](https://img.shields.io/github/tag/pingcap/tidb.svg?label=release)](https://github.com/pingcap/tidb/releases)
 [![GitHub release date](https://img.shields.io/github/release-date/pingcap/tidb.svg)](https://github.com/pingcap/tidb/releases)
-[![CircleCI Status](https://circleci.com/gh/pingcap/tidb.svg?style=shield)](https://circleci.com/gh/pingcap/tidb)
 [![Coverage Status](https://codecov.io/gh/pingcap/tidb/branch/master/graph/badge.svg)](https://codecov.io/gh/pingcap/tidb)
 [![GoDoc](https://img.shields.io/badge/Godoc-reference-blue.svg)](https://godoc.org/github.com/pingcap/tidb)
 
diff --git a/ci.md b/ci.md
deleted file mode 100644
index 8b5abfd8fefd3..0000000000000
--- a/ci.md
+++ /dev/null
@@ -1,31 +0,0 @@
-# Commands to trigger ci pipeline
-
-## Guide
-
-1. ci pipeline will be triggered when your comment on pull request matched command.
-2. "**Only triggered by command**". What does that mean?
-   * Yes, this ci will be triggered only when your comment on pr matched command.
-   * No, this ci will be triggered by every new commit on current pr, comment matched command also trigger ci pipeline.
-
-## Commands
-
-| ci pipeline                              | Commands                                                     | Only triggered by command |
-| ---------------------------------------- | ------------------------------------------------------------ | ------------------------- |
-| tidb_ghpr_build                          | /run-build<br />/run-all-tests<br />/merge                   | No                        |
-| tidb_ghpr_check                          | /run-check_dev<br />/run-all-tests<br />/merge               | No                        |
-| tidb_ghpr_check_2                        | /run-check_dev_2<br />/run-all-tests<br />/merge             | No                        |
-| tidb_ghpr_coverage                       | /run-coverage                                                | Yes                       |
-| tidb_ghpr_build_arm64                    | /run-build-arm64                                             | Yes                       |
-| tidb_ghpr_common_test                    | /run-common-test<br />/run-integration-tests                 | Yes                       |
-| tidb_ghpr_integration_br_test            | /run-integration-br-test<br />/run-integration-tests         | Yes                       |
-| tidb_ghpr_integration_campatibility_test | /run-integration-compatibility-test<br />/run-integration-tests | Yes                       |
-| tidb_ghpr_integration_common_test        | /run-integration-common-test<br />/run-integration-tests     | Yes                       |
-| tidb_ghpr_integration_copr_test          | /run-integration-copr-test<br />/run-integration-tests       | Yes                       |
-| tidb_ghpr_integration_ddl_test           | /run-integration-ddl-test<br />/run-integration-tests        | Yes                       |
-| tidb_ghpr_monitor_test                   | /run-monitor-test                                            | Yes                       |
-| tidb_ghpr_mybatis                        | /run-mybatis-test<br />/run-integration-tests                | Yes                       |
-| tidb_ghpr_sqllogic_test_1                | /run-sqllogic-test<br />/run-integration-tests               | Yes                       |
-| tidb_ghpr_sqllogic_test_2                | /run-sqllogic-test<br />/run-integration-tests               | Yes                       |
-| tidb_ghpr_tics_test                      | /run-tics-test<br />/run-integration-tests                   | Yes                       |
-| tidb_ghpr_unit_test                      | /run-unit-test<br />/run-all-tests<br />/merge               | Yes                       |
-