Ώρα Lạng Sơn
19:46:21
Ανατολή ηλίου: 05:34:18 
Η δυση του ηλιου: 18:15:1520:46:21
15:46:21
09:46:21
18:16:21
06:46:21
20:46:21
17:46:21
20:46:21
20:46:21
18:16:21
15:46:21
20:46:21
18:46:21
21:46:21
09:46:21
Διαφορά ώρας μεταξύ Lạng Sơn και μεγάλων πόλεων
+3
+3
+2
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
-1
-1
-1
-1
-2
-2
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-7
-10
-10
-10
-11
-11
-11
-12
-12