There were four categories for runners including 5km, 10km, 21km and 42km race.
The organising board presented medals and prizes in cash worth nearly VND600 million (US$25,800) in total to winners.
The annual event is one of the biggest international marathons in Vietnam. It aims at creating a healthy and positive environment where running enthusiasts can challenge themselves, meet and share experiences over different routes ranging from 5km to 42km, including a track for children.
Ha Long Bay literally “descending dragon bay” is a must-see destination in Quang Ninh province. It was recognised as a UNESCO World Heritage Site in 1994 and 2000.