Kaifeng時間
12:30:49
日出: 07:30:42 
日落: 17:27:0612:30:49
07:30:49
01:30:49
10:00:49
22:30:49
12:30:49
09:30:49
12:30:49
12:30:49
10:00:49
07:30:49
12:30:49
10:30:49
13:30:49
01:30:49
Kaifeng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