A small bay on the western part of the Gulf of Tonkin in the northeastern coastal area of Vietnam that includes waters of Ha Long city, Cam Pha city and a part of Van Don island district of Quang Ninh
Ha Long city in the northeastern province of Quang Ninh is striving to develop sustainable tourism, especially promoting the world natural heritage site of Ha Long Bay.
The northeastern province of Quang Ninh is striving to promote green growth at its world natural heritage site Ha Long Bay, according to a local official.