TT Tu Van Khoa Hoc Cong Nghe, Dao Tao Va Xuat Nhap Khau Address: 57 Quang Trung, Nguyen Du Ward, Nguyen Du Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101362856 Phone: 0249434141 Representative: Hoang Duc Vinh Adress: No 3, 131 Thai Ha P.Trung Liet Lane, Dong Da District, Ha Noi City Nguyen Du Ward, Hai Ba Trung District, Ha Noi CityFounding date: 23 - 5 - 2003