Czas Lạng Sơn
09:56:05
Wschód słońca: 06:28:51 
Zachód słońca: 17:17:0610:56:06
05:56:06
23:56:06
08:26:06
20:56:06
10:56:06
07:56:06
10:56:06
10:56:06
08:26:06
05:56:06
10:56:06
08:56:06
11:56:06
23:56:06
Różnica czasu między Lạng Sơn a większymi miastami
+4
+4
+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
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12