Lạng Sơnの時間
07:47:25
日の出: 06:17:45 
日没: 17:54:3408:47:25
03:47:25
21:47:25
06:17:25
18:47:25
08:47:25
05:47:25
08:47:25
08:47:25
06:17:25
03:47:25
08:47:25
06:47:25
09:47:25
21:47:25
Lạng Sơnと主要都市の時差
+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
-7
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12