Tu Van, Trien Khai Cong Nghe Va Xay Dung Mo - Dia Chat LTD Address: No 36, Lane 30, Ta Quang Buu Street, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101074336 Phone: 02437550428 Representative: Tran Dinh Kien Adress: No 3, 530/24 Thuy Khue Alley, Buoi Ward, Tay Ho District, Ha Noi City Bach Khoa Ward, Hai Ba Trung District, Ha Noi CityFounding date: 30 - 11 - 2000