Do Thi Thang Long Joint Stock Company Address: No 68 14 Cum Tram Civil Group, Long Bien Ward, Long Bien District, Ha Noi City Enterprise code: 0104042318 Phone: 02436751369 Representative: Nguyen Tung Lam Adress: Phong Luong Thuc, Gia Lam District, Ha Noi City Long Bien Ward, Long Bien District, Ha Noi CityFounding date: 13 - 7 - 2009