diff --git a/sf_machine_connect/controllers/controllers.py b/sf_machine_connect/controllers/controllers.py
index 4974127e..94161271 100644
--- a/sf_machine_connect/controllers/controllers.py
+++ b/sf_machine_connect/controllers/controllers.py
@@ -601,8 +601,11 @@ class Sf_Dashboard_Connect(http.Controller):
         line_list = ast.literal_eval(kw['line_list'])
         begin_time_str = kw['begin_time'].strip('"')
         end_time_str = kw['end_time'].strip('"')
-        begin_time = datetime.strptime(begin_time_str, '%Y-%m-%d %H:%M:%S')
-        end_time = datetime.strptime(end_time_str, '%Y-%m-%d %H:%M:%S')
+        # 将时间减去8小时（UTC+8转UTC）
+        begin_time = (datetime.strptime(begin_time_str, '%Y-%m-%d %H:%M:%S') - timedelta(hours=8))
+        end_time = (datetime.strptime(end_time_str, '%Y-%m-%d %H:%M:%S') - timedelta(hours=8))
+        # begin_time = datetime.strptime(begin_time_str, '%Y-%m-%d %H:%M:%S')
+        # end_time = datetime.strptime(end_time_str, '%Y-%m-%d %H:%M:%S')
         # print('line_list: %s' % line_list)
         print('kw', kw)
         time_unit = kw.get('time_unit', 'day').strip('"')  # 默认单位为天