Thi Nghiem Khao Sat Va Xay Dung Bach Dang Joint Stock Company Address: No 268 Tran Nguyen Han, Niem Nghia Ward, Le Chan District, Hai Phong City Enterprise code: 0201734963 Phone: 02253856433 Representative: Tran Huu Son Adress: No 2 Tran Huy Lieu, Quan Tru Ward, Kien An District, Hai Phong City Niem Nghia Ward, Le Chan District, Hai Phong CityFounding date: 19 - 7 - 2016