diff --git a/build.sh b/build.sh
index fa76d1ff51c5d85814a1e3f3c57d80637bd0a8fc..e32a92a765e7ede2897d71b635420c4e0b689c22 100644
--- a/build.sh
+++ b/build.sh
@@ -8,12 +8,25 @@ BUILD_DIR=$TOP_DIR/build
 
 mkdir -p $BUILD_DIR
 
+check_duplicated() {
+    filename_format=$1
+    file_num=`ls dist/${filename_format} | wc -l | awk '{$1=$1;print}'`
+    if [ "$file_num" != "1" ]; then
+      echo "dist have duplicate file for $file_num, please clean and rerun"
+      exit 1
+    fi
+}
+
 build_frontend() {
     cd $FRONTEND_DIR
     if [ ! -d "dist" ]; then
       npm install
       npm run build
     fi
+    for file_name in "manifest.*.js" "index.*.js" "vendor.*.js"; do
+        echo $file_name
+        check_duplicated $file_name
+    done
 }
 
 build_frontend_fake() {
@@ -43,6 +56,14 @@ build_onnx_graph() {
     protoc onnx.proto --python_out .
 }
 
+clean_env() {
+    rm -rf $TOP_DIR/visualdl/server/dist
+    rm -rf $BUILD_DIR/bdist*
+    rm -rf $BUILD_DIR/lib*
+    rm -rf $BUILD_DIR/temp*
+    rm -rf $BUILD_DIR/scripts*
+}
+
 package() {
     cp -rf $FRONTEND_DIR/dist $TOP_DIR/visualdl/server/
     cp $BUILD_DIR/visualdl/logic/core.so $TOP_DIR/visualdl
@@ -53,12 +74,13 @@ ARG=$1
 echo "ARG: " $ARG
 
 
-if [ $ARG = "travis-CI" ]; then
+if [ "$ARG" = "travis-CI" ]; then
     build_frontend_fake
 else
     build_frontend
 fi
 
+clean_env
 build_backend
 build_onnx_graph
 package
diff --git a/setup.py b/setup.py
index ad092fa4a6dac560846bbf939ad8b10564f963d8..e7fab52e63b33607b4800941c26fad5d70ede40f 100644
--- a/setup.py
+++ b/setup.py
@@ -76,14 +76,6 @@ packages = [
     'visualdl.server.onnx',
 ]
 
-datas = []
-data_root = os.path.join(TOP_DIR, 'visualdl/server/dist')
-for root, dirs, files in os.walk(data_root):
-    for filename in files:
-        path = 'dist/' + os.path.join(root, filename)[len(data_root) + 1:]
-        datas.append(path)
-print datas
-
 setup(
     name="visualdl",
     version=VERSION_NUMBER,
@@ -94,7 +86,8 @@ setup(
     long_description=read('README.md'),
     install_requires=install_requires,
     package_data={
-        'visualdl.server': datas,
+        'visualdl.server':
+        ['dist/*.js', 'dist/*.html', 'dist/fonts/*', 'dist/images/*'],
         'visualdl': ['core.so'],
         'visualdl.python': ['core.so', 'dog.jpg']
     },