Tu Van Dau Tu Phat Trien Xi Mang Address: Lane 122, Vinh Tuy Street, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0100106306 Phone: 0248626774 Representative: Vu Ngoc Quy Adress: No 59, 5 Truong Chinh Lane, Dong Da District, Ha Noi City Vinh Tuy Ward, Hai Ba Trung District, Ha Noi CityFounding date: 21 - 5 - 1998