Doi Thanh Tra Xay Dung Doc Lap Quan Kien An Address: No 2 Cao Toan, Tran Thanh Ngo, Kien An District, Hai Phong City Enterprise code: 0200984181 Phone: 02253541048 Representative: Nguyen Van Dam Adress: No 2 Cao Toan, Tran Thanh Ngo, Kien An District, Hai Phong City Tran Thanh Ngo Ward, Kien An District, Hai Phong CityFounding date: 21 - 9 - 2009