It aims to affirm the potential and advantages of Hoanh Bo district in adventure sports and tourism, and attract investors in local tourism projects.
The contest will last until July 16.
Quang Ninh province is hosting the National Tourism Year 2018, with a string of activities to be held throughout the year.
In the first five months of the year, the province served more than 7 million visitors, including 2.5 million foreigners. It expects to welcome 12 million holidaymakers by the end of this year, 5 million of them are foreigners.