Langfang時間
16:47:58
日出: 07:31:01 
日落: 17:15:2216:47:58
11:47:58
05:47:58
14:17:58
02:47:58
16:47:58
13:47:58
16:47:58
16:47:58
14:17:58
11:47:58
16:47:58
14:47:58
17:47:58
05:47:58
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