Tuan Chau Island is on Halong Bay of Vietnam, 8km from Halong City. From the late 1990s, Tuan Chau Island has been built into an entertainment area of Halong City

There are luxurious resorts, theme parks, entertainment corners and casinos on the island. There is a quarter to the south-west of the island that’s home to a small community of local residents, while the rest of the island is reserved for commercial purposes.

Some 8 km away from the Bai Chay Tourist Wharf, Tuan Chau Beach is a sandy artificial beach which stretches over 3 km.
Heading to the holiday resort in Tuan Chau Island Resort, besides swimming, tourists can enjoy such fascinating extras as sightseeing, entertainment, and sports activities, including climbing or camping in the eco-tourism zone.

(halong cruise.info)