diff --git a/bcs-services/bcs-cluster-manager/conf/bcs-cluster-manager.json.template b/bcs-services/bcs-cluster-manager/conf/bcs-cluster-manager.json.template
index 6b5ea2ca80..98325a03fc 100644
--- a/bcs-services/bcs-cluster-manager/conf/bcs-cluster-manager.json.template
+++ b/bcs-services/bcs-cluster-manager/conf/bcs-cluster-manager.json.template
@@ -193,6 +193,9 @@
         "enableInsTypeUsage": ${enableInsTypeUsage},
         "enableAllocateCidr": ${enableAllocateCidr}
     },
+    "sharedCluster": {
+      "annoKeyProjCode": "${bcsSharedClusterAnnoKeyProjCode}"
+    }
     "tagDepart": "${tagDepart}",
     "prefixVcluster": "${prefixVcluster}",
     "version": "${bcsClusterManagerVersion}",
diff --git a/bcs-services/bcs-cluster-manager/internal/actions/cluster/create_vcluster.go b/bcs-services/bcs-cluster-manager/internal/actions/cluster/create_vcluster.go
index f4f91f54b8..864334677d 100644
--- a/bcs-services/bcs-cluster-manager/internal/actions/cluster/create_vcluster.go
+++ b/bcs-services/bcs-cluster-manager/internal/actions/cluster/create_vcluster.go
@@ -186,11 +186,11 @@ func (ca *CreateVirtualClusterAction) validate() error {
 	}
 	if ca.req.Ns.Annotations == nil {
 		ca.req.Ns.Annotations = map[string]string{
-			utils.ProjectCode:      ca.req.ProjectCode,
+			options.GetGlobalCMOptions().SharedCluster.AnnoKeyProjCode: ca.req.ProjectCode,
 			utils.NamespaceCreator: ca.req.Creator,
 		}
 	} else {
-		ca.req.Ns.Annotations[utils.ProjectCode] = ca.req.ProjectCode
+		ca.req.Ns.Annotations[options.GetGlobalCMOptions().SharedCluster.AnnoKeyProjCode] = ca.req.ProjectCode
 		ca.req.Ns.Annotations[utils.NamespaceCreator] = ca.req.Creator
 	}
 
diff --git a/bcs-services/bcs-cluster-manager/internal/app/app.go b/bcs-services/bcs-cluster-manager/internal/app/app.go
index 08f57aceaa..5a2dc10072 100644
--- a/bcs-services/bcs-cluster-manager/internal/app/app.go
+++ b/bcs-services/bcs-cluster-manager/internal/app/app.go
@@ -865,6 +865,12 @@ func (cm *ClusterManager) initCommonHandler(router *mux.Router) error {
 	return nil
 }
 
+func (cm *ClusterManager) initSharedClusterConf() {
+	if cm.opt.SharedCluster.AnnoKeyProjCode == "" {
+		cm.opt.SharedCluster.AnnoKeyProjCode = utils.ProjectCode
+	}
+}
+
 // initHTTPService init http service
 func (cm *ClusterManager) initHTTPService() error {
 	router := mux.NewRouter()
@@ -1180,6 +1186,8 @@ func (cm *ClusterManager) Init() error {
 		blog.Errorf("initCloudTemplateConfig failed: %v", err)
 	}
 
+	// init shared cluster config
+	cm.initSharedClusterConf()
 	// init metric, pprof
 	cm.initExtraModules()
 	// init system signal handler
diff --git a/bcs-services/bcs-cluster-manager/internal/options/options.go b/bcs-services/bcs-cluster-manager/internal/options/options.go
index 5040b61e51..4bb8f05d37 100644
--- a/bcs-services/bcs-cluster-manager/internal/options/options.go
+++ b/bcs-services/bcs-cluster-manager/internal/options/options.go
@@ -291,6 +291,11 @@ type DaemonConfig struct {
 	EnableAllocateCidr bool `json:"enableAllocateCidr"`
 }
 
+// SharedClusterConfig config for shared cluster
+type SharedClusterConfig struct {
+	AnnoKeyProjCode string `json:"annoKeyProjCode"`
+}
+
 // ClusterManagerOptions options of cluster manager
 type ClusterManagerOptions struct {
 	Etcd               EtcdOption            `json:"etcd"`
@@ -325,6 +330,7 @@ type ClusterManagerOptions struct {
 	TracingConfig      conf.TracingConfig    `json:"tracingConfig"`
 	Encrypt            encryptv2.Config      `json:"encrypt"`
 	Daemon             DaemonConfig          `json:"daemon"`
+	SharedCluster      SharedClusterConfig   `json:"sharedCluster"`
 	ServerConfig
 	ClientConfig
 }