Quang Cao Hoan Thanh Nam LTD Address: No 417 Kim Ma, Ba Dinh District, Ha Noi City Enterprise code: 0105174571 Phone: 02438460361 Representative: Le Ngoc Hoan Adress: P12, A1 Tap The Van Chuong, Dong Da District, Ha Noi City Ba Dinh District, Ha Noi CityFounding date: 7 - 3 - 2011