Dau Tu Va Phat Trien Xay Dung Ngoc Tam Joint Stock Company Address: P.202, Khu 16 Ho, Thanh Trung Civil Group, Trau Quy Town, Gia Lam District, Ha Noi City Enterprise code: 0103697819 Phone: 02436763077 Representative: Cao Hung Cuong Adress: No 37, Street 158, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Trau Quy Town, Gia Lam District, Ha Noi CityFounding date: 15 - 4 - 2009