Time Zhangye
21:00:11
Sunrise: 06:06:59 
Sunset: 20:22:0521:00:11
16:00:11
10:00:11
18:30:11
07:00:11
21:00:11
18:00:11
21:00:11
21:00:11
18:30:11
16:00:11
21:00:11
19:00:11
22:00:11
10:00:11
Time difference between Zhangye and major cities
+2
+2
+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
-5
-5
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-8
-11
-11
-11
-12
-12
-12