diff --git a/config_center/nacos/client.go b/config_center/nacos/client.go
index 3764ea4cf330e4846968c82a34e8bd6afa793b0b..b8f2aa99d55bd3c69ea1619a237821802febf1c8 100644
--- a/config_center/nacos/client.go
+++ b/config_center/nacos/client.go
@@ -87,6 +87,7 @@ func ValidateNacosClient(container nacosClientFacade, opts ...Option) error {
 			split := strings.Split(nacosAddr, ":")
 			port, err := strconv.ParseUint(split[1], 10, 64)
 			if err != nil {
+				logger.Warnf("nacos addr port parse error ,error message is %v", err)
 				continue
 			}
 			svrconf := nacosconst.ServerConfig{
@@ -99,10 +100,10 @@ func ValidateNacosClient(container nacosClientFacade, opts ...Option) error {
 		client, err := clients.CreateConfigClient(map[string]interface{}{
 			"serverConfigs": svrConfList,
 			"clientConfig": nacosconst.ClientConfig{
-				TimeoutMs:           uint64(container.NacosClient().Timeout.Nanoseconds() / 1e6),
+				TimeoutMs:           uint64(container.NacosClient().Timeout.Milliseconds()),
 				ListenInterval:      10000,
 				NotLoadCacheAtStart: true,
-				LogDir:              "logs/nacos/log", //TODO unified log directory
+				LogDir:              "logs/nacos/log",
 			},
 		})
 		container.NacosClient().Client = &client
@@ -143,10 +144,10 @@ func newNacosClient(name string, nacosAddrs []string, timeout time.Duration) (*N
 	client, err := clients.CreateConfigClient(map[string]interface{}{
 		"serverConfigs": svrConfList,
 		"clientConfig": nacosconst.ClientConfig{
-			TimeoutMs:           uint64(timeout.Nanoseconds() / 1e6),
+			TimeoutMs:           uint64(timeout.Milliseconds()),
 			ListenInterval:      20000,
 			NotLoadCacheAtStart: true,
-			LogDir:              "logs/nacos/log", //TODO unified log directory
+			LogDir:              "logs/nacos/log",
 		},
 	})
 	n.Client = &client
@@ -157,49 +158,6 @@ func newNacosClient(name string, nacosAddrs []string, timeout time.Duration) (*N
 	return n, nil
 }
 
-func newMockNacosClient(name string, nacosAddrs []string, timeout time.Duration) (*NacosClient, error) {
-	var (
-		err error
-		n   *NacosClient
-	)
-
-	n = &NacosClient{
-		name:       name,
-		NacosAddrs: nacosAddrs,
-		Timeout:    timeout,
-		exit:       make(chan struct{}),
-	}
-
-	svrConfList := []nacosconst.ServerConfig{}
-	for _, nacosAddr := range n.NacosAddrs {
-		split := strings.Split(nacosAddr, ":")
-		port, err := strconv.ParseUint(split[1], 10, 64)
-		if err != nil {
-			continue
-		}
-		svrconf := nacosconst.ServerConfig{
-			IpAddr: split[0],
-			Port:   port,
-		}
-		svrConfList = append(svrConfList, svrconf)
-	}
-
-	client, err := clients.CreateConfigClient(map[string]interface{}{
-		"serverConfigs": svrConfList,
-		"clientConfig": nacosconst.ClientConfig{
-			TimeoutMs:           uint64(timeout.Nanoseconds() / 1e6),
-			ListenInterval:      10000,
-			NotLoadCacheAtStart: true,
-			LogDir:              "logs/nacos/log", ///TODO unified log directory
-		},
-	})
-	if err != nil {
-		return nil, perrors.WithMessagef(err, "nacos clients.CreateConfigClient(nacosAddrs:%+v)", nacosAddrs)
-	}
-	n.Client = &client
-	return n, nil
-}
-
 func (n *NacosClient) Done() <-chan struct{} {
 	return n.exit
 }
@@ -239,9 +197,7 @@ func (n *NacosClient) Close() {
 
 	n.stop()
 	n.Lock()
-	if n.Client != nil {
-		n.Client = nil
-	}
+	n.Client = nil
 	n.Unlock()
 	logger.Warnf("nacosClient{name:%s, zk addr:%s} exit now.", n.name, n.NacosAddrs)
 }
diff --git a/config_center/nacos/impl.go b/config_center/nacos/impl.go
index 5d7213d3f404fac6daa2ce50db2a3aaf4da25387..e556370ba02d2dc923a05cacb3644e6faff65466 100644
--- a/config_center/nacos/impl.go
+++ b/config_center/nacos/impl.go
@@ -51,7 +51,6 @@ func newNacosDynamicConfiguration(url *common.URL) (*nacosDynamicConfiguration,
 	c := &nacosDynamicConfiguration{
 		rootPath:     "/" + url.GetParam(constant.CONFIG_NAMESPACE_KEY, config_center.DEFAULT_GROUP) + "/config",
 		url:          url,
-		keyListeners: sync.Map{},
 	}
 	err := ValidateNacosClient(c, WithNacosName(NacosClientName))
 	if err != nil {
@@ -72,7 +71,7 @@ func (n *nacosDynamicConfiguration) RemoveListener(key string, listener config_c
 	n.removeListener(key, listener)
 }
 
-// 鍦╪acos group鏄痙ubbo DataId鏄痥ey configfile 鎴�  appconfigfile
+//nacos distinguishes configuration files based on group and dataId. defalut group = "dubbo" and dataId = key
 func (n *nacosDynamicConfiguration) GetProperties(key string, opts ...config_center.Option) (string, error) {
 
 	tmpOpts := &config_center.Options{}
diff --git a/config_center/nacos/listener.go b/config_center/nacos/listener.go
index 86e1162ed12e9fb11fb17e9a1dfd80f669f43650..c99553a5f469458ac808c677159b63387516ac10 100644
--- a/config_center/nacos/listener.go
+++ b/config_center/nacos/listener.go
@@ -38,12 +38,10 @@ func (l *nacosDynamicConfiguration) addListener(key string, listener config_cent
 	_, loaded := l.keyListeners.Load(key)
 	if !loaded {
 		_, cancel := context.WithCancel(context.Background())
-		(*l.client.Client).ListenConfig(vo.ConfigParam{ //TODO 杩欎釜listen鎺ュ彛搴旇瑕佹湁涓猚ontext鐨�
-			//(*l.client.Client).ListenConfigWithContext(ctx, vo.ConfigParam{
+		(*l.client.Client).ListenConfig(vo.ConfigParam{
 			DataId: key,
 			Group:  "dubbo",
 			OnChange: func(namespace, group, dataId, data string) {
-				//go callback(ctx, listener, namespace, group, dataId, data)
 				go callback(context.TODO(), listener, namespace, group, dataId, data)
 			},
 		})
@@ -57,10 +55,4 @@ func (l *nacosDynamicConfiguration) addListener(key string, listener config_cent
 
 func (l *nacosDynamicConfiguration) removeListener(key string, listener config_center.ConfigurationListener) {
 	// TODO not supported in current go_nacos_sdk version
-	//listeners, loaded := l.keyListeners.Load(key)
-	//if loaded {
-	//	listenerMap := listeners.(map[config_center.ConfigurationListener]context.CancelFunc)
-	//	listenerMap[listener]()
-	//	delete(listeners.(map[config_center.ConfigurationListener]context.CancelFunc), listener)
-	//}
 }