diff --git a/cmd/lb.go b/cmd/lb.go
new file mode 100644
index 0000000..07cf491
--- /dev/null
+++ b/cmd/lb.go
@@ -0,0 +1,40 @@
+package cmd
+
+import (
+	"os"
+
+	"github.com/spf13/cobra"
+	"github.com/tangx/qingclix/global"
+	"github.com/tangx/qingclix/modules"
+)
+
+// certCmd represents the cert command
+var lbCmd = &cobra.Command{
+	Use:   "lb",
+	Short: "负载均衡",
+	Run: func(cmd *cobra.Command, args []string) {
+		// fmt.Println("cert called")
+		_ = cmd.Help()
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(lbCmd)
+}
+
+var lbCmdUpdate = &cobra.Command{
+	Use:   "update",
+	Short: "更新负载均衡配置",
+	Run: func(cmd *cobra.Command, args []string) {
+		if global.Loadbalancers == "" {
+			_ = cmd.Help()
+			os.Exit(1)
+		}
+		modules.UpdateLoadBalancers(global.Loadbalancers)
+	},
+}
+
+func init() {
+	lbCmd.AddCommand(lbCmdUpdate)
+	lbCmdUpdate.Flags().StringVarP(&global.Loadbalancers, "lb", "", "", "Loadbalances , split with comma (ex lb-123,lb-223)")
+}
diff --git a/global/config.go b/global/config.go
index e45e688..a6b059c 100644
--- a/global/config.go
+++ b/global/config.go
@@ -40,3 +40,7 @@ var (
 var (
 	WithUpdateLB bool
 )
+
+var (
+	Loadbalancers string
+)
diff --git a/modules/lb.go b/modules/lb.go
new file mode 100644
index 0000000..7be8e78
--- /dev/null
+++ b/modules/lb.go
@@ -0,0 +1,27 @@
+package modules
+
+import (
+	"strings"
+
+	"github.com/sirupsen/logrus"
+	"github.com/tangx/qingclix/global"
+	"github.com/tangx/qingyun-sdk-go/qingyun"
+)
+
+func UpdateLoadBalancers(lbIDs string) bool {
+	lbs := strings.Split(lbIDs, ",")
+	params := qingyun.UpdateLoadBalancersRequest{
+		Loadbalancers: lbs,
+	}
+	resp, err := global.QingClix.UpdateLoadBalancers(params)
+	if err != nil {
+		logrus.Fatalf("retcode: %d, msg: %s", resp.RetCode, err.Error())
+	}
+
+	if resp.RetCode == 0 {
+		logrus.Infof("update lb request is accepted, job_id is %s", resp.JobID)
+		return true
+	}
+
+	return false
+}