Hoa�ng Thie Yen Address: 63 Luong Yen, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0109757422 Phone: 0868290926 Representative: Hoa�ng Thie Yen Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 29 - 9 - 2021