Langfang時間
09:43:19
日出: 07:31:01 
日落: 17:15:2209:43:19
04:43:19
22:43:19
07:13:19
19:43:19
09:43:19
06:43:19
09:43:19
09:43:19
07:13:19
04:43:19
09:43:19
07:43:19
10:43:19
22:43:19
Langfang與主要城市的時差
+3
+3
+1
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
-1
-1
-1
-2
-2
-2
-2
-3
-3
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-8
-8
-11
-11
-11
-11
-12