Dương Kinh districtDương Kinh is an urban district of Haiphong, the third largest city of Vietnam.HistoryDương Kinh was established on September 12, 2007, on the basis of separating 6 communes: Anh Dũng, Hưng Đạo, Đa Phúc, Hòa Nghĩa, Hải Thành, Tân Thành of Kiến Thụy district.