diff --git a/BUILD.gn b/BUILD.gn
index f3d4fdda25b287ffd8d501c7e7ec005e64455f46..d0c701143ecbe1241c4c62fa2af9cc79c3fb92ae 100755
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -12,6 +12,11 @@
 # limitations under the License.
 import("//build/lite/ndk/ndk.gni")
 
+# write version info.
+version_info = [ "VERSION=\"$ohos_version\"",
+                 "BUILD_TIME=\"$ohos_build_datetime\""]
+write_file("$root_build_dir/etc/version-info", version_info)
+
 group("ohos") {
   deps = []
   if (ohos_build_target == "") {
diff --git a/gn_scripts.py b/gn_scripts.py
deleted file mode 100755
index d0bf250d6a7654c32d2fa1eda6324897c8de0ace..0000000000000000000000000000000000000000
--- a/gn_scripts.py
+++ /dev/null
@@ -1,45 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-#
-# Copyright (c) 2020 Huawei Device Co., Ltd.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-import argparse
-from datetime import datetime
-import time
-import sys
-
-
-def get_build_time():
-    build_time = datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S,%f")
-    time_seconds, micro_seconds = build_time.split(',')
-    time_array = time.strptime(time_seconds, "%Y-%m-%d %H:%M:%S")
-    print(int(time.mktime(time_array) * 1000 + int(micro_seconds) * 10))
-    return 0
-
-
-def main():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('-t', '--time', help='Get build time',
-                        action='store_true')
-
-    args = parser.parse_args()
-
-    if args.time:
-        return get_build_time()
-
-
-if __name__ == "__main__":
-    sys.exit(main())
diff --git a/hb/__init__.py b/hb/__init__.py
index baa2a5612bacf954a01af19c24253e2d9714e74b..79a2711de033b52c8bcbfcd725d6f4474b44e375 100755
--- a/hb/__init__.py
+++ b/hb/__init__.py
@@ -41,4 +41,4 @@ CONFIG_STRUCT = {
     "product_path": None,
     "device_path": None
 }
-VERSION = '0.3.9'
+VERSION = '0.3.10'
diff --git a/hb/build/build.py b/hb/build/build.py
index 859e2bccc7bc08e80db2a09076fe6c2c87d4036f..677d8bc93c91359742631a6fd7650cf0abc344e9 100755
--- a/hb/build/build.py
+++ b/hb/build/build.py
@@ -20,6 +20,7 @@ from collections import defaultdict
 
 from hb.build.build_process import Build
 from hb.set.set import set_product
+from hb.common.utils import get_current_time
 
 
 def add_options(parser):
@@ -59,6 +60,10 @@ def exec_command(args):
     cmd_args = defaultdict(list)
 
     build.register_args('ohos_build_type', args.build_type[0])
+    # Get the compilation time in timestamp and human readable format
+    build.register_args('ohos_build_time', get_current_time(type='timestamp'))
+    build.register_args('ohos_build_datetime',
+                        get_current_time(type='datetime'))
 
     if args.test is not None:
         build.test = args.test
diff --git a/hb/common/utils.py b/hb/common/utils.py
index 1775fbbf0abf93cd871be94b23bf9c7227f38cc8..bcaa8099b4fbe3df7c73d0a92b729b0e228c1d94 100755
--- a/hb/common/utils.py
+++ b/hb/common/utils.py
@@ -24,6 +24,7 @@ import sys
 import json
 from collections import namedtuple
 import yaml
+from datetime import datetime
 
 
 def encode(data, encoding='utf-8'):
@@ -190,6 +191,13 @@ def args_factory(args_dict):
     return args
 
 
+def get_current_time(type='timestamp'):
+    if type == 'timestamp':
+        return int(datetime.utcnow().timestamp() * 1000)
+    if type == 'datetime':
+        return datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+
+
 def hb_info(msg):
     level = 'info'
     for line in str(msg).splitlines():
diff --git a/ohos_var.gni b/ohos_var.gni
index 0fa292b85e5e317c9433032f014808f5dec033d3..9ea813ea50e12b7b5cac13c5b68b6c3d31aed788 100755
--- a/ohos_var.gni
+++ b/ohos_var.gni
@@ -13,6 +13,15 @@
 
 # Description: Define the global variables for all components
 declare_args() {
+  # OHOS version
+  name = "OpenHarmony"
+  major = "2"
+  minor = "2"
+  revision = "beta"
+  ohos_version = "$name $major.$minor $revision"
+  ohos_build_time = ""
+  ohos_build_datetime = ""
+
   product = ""
   device_path = ""
   product_path = ""
@@ -52,9 +61,6 @@ declare_args() {
 if (product_path != "") {
   product_config = read_file("${product_path}/config.json", "json")
 
-  # OHOS version
-  ohos_version = product_config.ohos_version
-
   # Board selected by product.
   board_name = product_config.board
   device_company = product_config.device_company
@@ -68,7 +74,6 @@ if (product_path != "") {
 }
 ohos_build_user = "jenkins"
 ohos_build_host = host_os
-ohos_build_time = exec_script("//build/lite/gn_scripts.py", [ "-t" ], "value")
 ohos_build_roothash = ""
 ohos_root_path = rebase_path("//")
 ohos_lite = true