Thuong Mai Tong Hop Tan Hai Yen LTD Address: No 18, Moi Hamlet, Dam Diem, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101183504 Phone: 0246440814 Vinh Tuy Ward, Hai Ba Trung District, Ha Noi CityFounding date: 21 - 11 - 2001