Quang Cao Nam Son LTD Address: Tan Nhue Hamlet, Thuy Phuong Commune, Thuy Phuong Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0101674541 Phone: 0249147490 Representative: Nguyen Viet Ha Adress: No 66, 37 Mac Thi Buoi Lane, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Thuy Phuong Ward, Bac Tu Liem District, Ha Noi CityFounding date: 13 - 6 - 2005