Heure à Lạng Sơn
03:02:00
Lever du soleil: 06:07:57 
Coucher de soleil: 17:59:3604:02:00
23:02:00
17:02:00
01:32:00
14:02:00
04:02:00
01:02:00
04:02:00
04:02:00
01:32:00
23:02:00
04:02:00
02:02:00
05:02:00
17:02:00
Décalage horaire entre Lạng Sơn et les grandes villes
+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