diff --git a/metadata/report/nacos/report.go b/metadata/report/nacos/report.go
index 9dbec518220c3692257d29b1f01d78b0894f249e..63ca7ec24024f4ca63949895dece7d2cab6387eb 100644
--- a/metadata/report/nacos/report.go
+++ b/metadata/report/nacos/report.go
@@ -51,6 +51,7 @@ type nacosMetadataReport struct {
 }
 
 // StoreProviderMetadata will store the metadata
+// metadata including the basic info of the server, provider info, and other user custom info
 func (n *nacosMetadataReport) StoreProviderMetadata(providerIdentifier *identifier.MetadataIdentifier, serviceDefinitions string) error {
 	return n.storeMetadata(vo.ConfigParam{
 		DataId:  providerIdentifier.GetIdentifierKey(),
@@ -60,6 +61,7 @@ func (n *nacosMetadataReport) StoreProviderMetadata(providerIdentifier *identifi
 }
 
 // StoreConsumerMetadata will store the metadata
+// metadata including the basic info of the server, consumer info, and other user custom info
 func (n *nacosMetadataReport) StoreConsumerMetadata(consumerMetadataIdentifier *identifier.MetadataIdentifier, serviceParameterString string) error {
 	return n.storeMetadata(vo.ConfigParam{
 		DataId:  consumerMetadataIdentifier.GetIdentifierKey(),
@@ -69,6 +71,7 @@ func (n *nacosMetadataReport) StoreConsumerMetadata(consumerMetadataIdentifier *
 }
 
 // SaveServiceMetadata will store the metadata
+// metadata including the basic info of the server, service info, and other user custom info
 func (n *nacosMetadataReport) SaveServiceMetadata(metadataIdentifier *identifier.ServiceMetadataIdentifier, url common.URL) error {
 	return n.storeMetadata(vo.ConfigParam{
 		DataId:  metadataIdentifier.GetIdentifierKey(),
diff --git a/metadata/report/nacos/report_test.go b/metadata/report/nacos/report_test.go
index 711e6281a295005501ad9384f6fc3433c2e2830d..19ca2e5a480766e2c0ae8d8dbd7d9b294ce4b905 100644
--- a/metadata/report/nacos/report_test.go
+++ b/metadata/report/nacos/report_test.go
@@ -20,9 +20,13 @@ package nacos
 import (
 	"strconv"
 	"testing"
+)
 
+import (
 	"github.com/stretchr/testify/assert"
+)
 
+import (
 	"github.com/apache/dubbo-go/common"
 	"github.com/apache/dubbo-go/common/constant"
 	"github.com/apache/dubbo-go/common/extension"
diff --git a/registry/nacos/base_registry.go b/registry/nacos/base_registry.go
index 636ffc302ee30a58ea1b9160d498c3e4968556cb..cb1c32dce5c3618f30e2b91af337086097b15a41 100644
--- a/registry/nacos/base_registry.go
+++ b/registry/nacos/base_registry.go
@@ -17,16 +17,13 @@
 
 package nacos
 
-import (
-	"github.com/apache/dubbo-go/remoting/nacos"
-)
-
 import (
 	"github.com/nacos-group/nacos-sdk-go/clients/naming_client"
 )
 
 import (
 	"github.com/apache/dubbo-go/common"
+	"github.com/apache/dubbo-go/remoting/nacos"
 )
 
 // baseRegistry is the parent of both interface-level registry
diff --git a/remoting/nacos/builder.go b/remoting/nacos/builder.go
index bf89d4a7b97399054b500a9c6ec52d664d5d8799..4da309936a283a78617ed8fa98fdad8933f5e70e 100644
--- a/remoting/nacos/builder.go
+++ b/remoting/nacos/builder.go
@@ -70,7 +70,10 @@ func getNacosConfig(url *common.URL) (map[string]interface{}, error) {
 		if err != nil {
 			return nil, perrors.WithMessagef(err, "split [%s] ", addr)
 		}
-		port, _ := strconv.Atoi(portStr)
+		port, err := strconv.Atoi(portStr)
+		if err != nil {
+			return configMap, perrors.WithMessage(err, "the port string is invalid. "+portStr)
+		}
 		serverConfigs = append(serverConfigs, nacosConstant.ServerConfig{
 			IpAddr: ip,
 			Port:   uint64(port),
@@ -78,18 +81,21 @@ func getNacosConfig(url *common.URL) (map[string]interface{}, error) {
 	}
 	configMap["serverConfigs"] = serverConfigs
 
-	var clientConfig nacosConstant.ClientConfig
 	timeout, err := time.ParseDuration(url.GetParam(constant.REGISTRY_TIMEOUT_KEY, constant.DEFAULT_REG_TIMEOUT))
 	if err != nil {
 		return nil, err
 	}
-	clientConfig.TimeoutMs = uint64(timeout.Seconds() * 1000)
-	clientConfig.ListenInterval = 2 * clientConfig.TimeoutMs
-	clientConfig.CacheDir = url.GetParam(constant.NACOS_CACHE_DIR_KEY, "")
-	clientConfig.LogDir = url.GetParam(constant.NACOS_LOG_DIR_KEY, "")
-	clientConfig.Endpoint = url.GetParam(constant.NACOS_ENDPOINT, "")
-	clientConfig.NotLoadCacheAtStart = true
-	configMap["clientConfig"] = clientConfig
+
+	timeoutMs := uint64(timeout.Nanoseconds() / constant.MsToNanoRate)
+
+	configMap["clientConfig"] = nacosConstant.ClientConfig{
+		TimeoutMs:           timeoutMs,
+		ListenInterval:      2 * timeoutMs,
+		CacheDir:            url.GetParam(constant.NACOS_CACHE_DIR_KEY, ""),
+		LogDir:              url.GetParam(constant.NACOS_LOG_DIR_KEY, ""),
+		Endpoint:            url.GetParam(constant.NACOS_ENDPOINT, ""),
+		NotLoadCacheAtStart: true,
+	}
 
 	return configMap, nil
 }