Ώρα Hạ Long
20:39:55
Ανατολή ηλίου: 06:19:31 
Η δυση του ηλιου: 17:12:1021:39:55
16:39:55
10:39:55
19:09:55
07:39:55
21:39:55
18:39:55
21:39:55
21:39:55
19:09:55
16:39:55
21:39:55
19:39:55
22:39:55
10:39:55
Διαφορά ώρας μεταξύ Hạ Long και μεγάλων πόλεων
+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