Langfang時間
11:58:42
日出: 07:31:01 
日落: 17:15:2211:58:42
06:58:42
00:58:42
09:28:42
21:58:42
11:58:42
08:58:42
11:58:42
11:58:42
09:28:42
06:58:42
11:58:42
09:58:42
12:58:42
00:58:42
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