Czas Lạng Sơn
06:09:11
Wschód słońca: 05:14:47 
Zachód słońca: 18:23:5007:09:11
02:09:11
20:09:11
04:39:11
17:09:11
07:09:11
04:09:11
07:09:11
07:09:11
04:39:11
02:09:11
07:09:11
05:09:11
08:09:11
20:09:11
Różnica czasu między Lạng Sơn a większymi miastami
+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