Khao Sat Va Do Dac Ha Dong - Chi Nhanh Kien An Joint Stock Company Address: No 22, Dong Gioi Tay Street, An Duong Ward, An Duong District, Hai Phong City Enterprise code: 0104228739-078 Phone: 0941119307 Representative: Pham Van Dinh An Duong Ward, An Duong District, Hai Phong CityFounding date: 13 - 3 - 2026