Czas Hạ Long
21:55:16
Wschód słońca: 06:24:35 
Zachód słońca: 17:47:1222:55:16
17:55:16
11:55:16
20:25:16
08:55:16
22:55:16
19:55:16
22:55:16
22:55:16
20:25:16
17:55:16
22:55:16
20:55:16
23:55:16
11:55:16
Różnica czasu między Hạ Long 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