Thiet Bi Vien Thong T&T LTD Address: No 191B, Yen Hoa Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0108188082 Phone: 0949928968 Representative: Tran Van Toan Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 16 - 3 - 2018