Quang Yen LTD Address: No 45 Hoa Ma, Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0100236263 Phone: 0249762500 Representative: Nguyen Thi Bach Yen Adress: 45 Hoa Ma, Hai Ba Trung District, Ha Noi City Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi CityFounding date: 11 - 6 - 1998