Ha Long City is the provincial capital, the cultural, economic and political center of Quang Ninh Province, in the northern coastal region. Ha Long City was established on December 27, 1993, on the basis of the entire area and population of Hong Gai town . On 10/10/2013, the Government issued Decision No. 1838 / QD-TTg to recognize Ha Long City as a Class I city.
Ha Long Bay (the bay where the dragon landed) is a small bay on the west coast of Tonkin Gulf in the Northeastern Vietnam area, including the island waters of Ha Long City, Cam Pha City and part of the island district. Van Don of Quang Ninh province.
Ancient history and settlement.