Moi Truong Do Thi Thang Long LTD Address: No 1/101, Lane 16, Hoang Cau Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0101352262 Phone: 0245145483 Representative: Nguyen Si Quang Adress: Nghia Trai Hamlet, Tan Quang, Van Lam District, Hung Yen Province O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 18 - 4 - 2003