diff --git a/.gitignore b/.gitignore
index fe63f8b6f..6909ee443 100644
--- a/.gitignore
+++ b/.gitignore
@@ -95,3 +95,6 @@ tree.txt
 
 # system ignore
 Thumbs.db
+
+# client-go
+go.env
\ No newline at end of file
diff --git a/hugegraph-client-go/Makefile b/hugegraph-client-go/Makefile
index e5181e69b..0c49457e6 100644
--- a/hugegraph-client-go/Makefile
+++ b/hugegraph-client-go/Makefile
@@ -22,7 +22,8 @@ OUTDIR  := $(HOMEDIR)/output
 # Get the go environment required for compilation
 export GOENV = $(HOMEDIR)/go.env
 
-GO         := GO111MODULE=on go
+GO      := GO111MODULE=on go
+GOPATH  := $(shell $(GO) env GOPATH)
 GOMOD   := $(GO) mod
 GOBUILD := $(GO) build
 GOTEST  := $(GO) test -race -timeout 30s -gcflags="-N -l"
@@ -36,40 +37,36 @@ COVHTML := $(HOMEDIR)/covhtml.html # HTML representation of coverage profile
 # make, make all
 all: prepare compile package
 
-print-env:
-    $(GO) env
+set-env:
+	$(GO) env -w GO111MODULE=on
 
 
 #make prepare, download dependencies
 prepare: gomod
 
-gomod: print-env
-    $(GOMOD) download -x || $(GOMOD) download -x
+gomod: set-env
+	$(GOMOD) download
 
 #make compile
 compile: build
 
 build:
-    $(GOBUILD) -o $(HOMEDIR)/client-go
-
+	$(GOBUILD) -o $(HOMEDIR)/hugegraph-client-go
 # make test, test your code
 test: prepare test-case
 test-case:
-    $(GOTEST) -v -cover $(GOPKGS)
+	$(GOTEST) -v -cover $(GOPKGS)
 
 # make package
 package: package-bin
 package-bin:
-    rm -rf $(OUTDIR)
-    mkdir -p $(OUTDIR)
-    mv client-go  $(OUTDIR)/
-
+	rm -rf $(OUTDIR)
+	mkdir -p $(OUTDIR)
+	mv hugegraph-client-go  $(OUTDIR)/
 # make clean
 clean:
-    $(GO) clean
-    rm -rf $(OUTDIR)
-    rm -rf $(HOMEDIR)/client-go
-    rm -rf $(GOPATH)/pkg/darwin_amd64
-
+	$(GO) clean
+	rm -rf $(OUTDIR)
+	rm -rf $(GOPATH)/pkg/darwin_amd64
 # avoid filename conflict and speed up build
 .PHONY: all prepare compile test package clean build 
diff --git a/hugegraph-client-go/api/v1/api.veretx.create.go b/hugegraph-client-go/api/v1/api.veretx.create.go
index 12e2a94fd..e4a7d536c 100644
--- a/hugegraph-client-go/api/v1/api.veretx.create.go
+++ b/hugegraph-client-go/api/v1/api.veretx.create.go
@@ -20,14 +20,14 @@ import (
     "context"
     "encoding/json"
     "fmt"
-    "hugegraph.apache.org/client-go/hgtransport"
-    "hugegraph.apache.org/client-go/internal/model"
     "io"
     "io/ioutil"
     "log"
     "net/http"
 
     "hugegraph.apache.org/client-go/api"
+    "hugegraph.apache.org/client-go/hgtransport"
+    "hugegraph.apache.org/client-go/internal/model"
 )
 
 // ----- API Definition -------------------------------------------------------
diff --git a/hugegraph-client-go/api/v1/api.veretx.create_test.go b/hugegraph-client-go/api/v1/api.veretx.create_test.go
index bbb915299..a3483126a 100644
--- a/hugegraph-client-go/api/v1/api.veretx.create_test.go
+++ b/hugegraph-client-go/api/v1/api.veretx.create_test.go
@@ -15,30 +15,32 @@
  * under the License.
  */
 
-package v1
+package v1_test
 
 import (
     "fmt"
-    hugegraph "hugegraph.apache.org/client-go"
-    "hugegraph.apache.org/client-go/internal/model"
     "log"
     "testing"
+
+    hugegraph "hugegraph.apache.org/client-go"
+    "hugegraph.apache.org/client-go/internal/model"
 )
 
 type Model struct {
     X string
 }
 
-func testDo(t *testing.T) {
-    m := Model{X: "1"}
+func testVertexCreate_Do(t *testing.T) {
     client, err := hugegraph.NewDefaultCommonClient()
     if err != nil {
         log.Println(err)
     }
     v := &model.Vertex[any]{
-        ID:         "1",
-        Label:      "lemma",
-        Properties: m,
+        ID:    "1",
+        Label: "lemma",
+        Properties: Model{
+            X: "1",
+        },
     }
     resp, err := client.Vertex.Create(
         client.Vertex.Create.WithVertex(v),
diff --git a/hugegraph-client-go/api/v1/api.version_test.go b/hugegraph-client-go/api/v1/api.version_test.go
index 5dae42b4f..fbd7a8024 100644
--- a/hugegraph-client-go/api/v1/api.version_test.go
+++ b/hugegraph-client-go/api/v1/api.version_test.go
@@ -19,7 +19,6 @@ package v1_test
 
 import (
     "context"
-
     "io"
     "reflect"
     "testing"