Dau Tu Va Phat Trien Xay Dung Mien Bac Joint Stock Company Address: No 87, Cau Ca, Co Loa Commune, Dong Anh District, Ha Noi City Enterprise code: 0101112038 Phone: 02439650139 Representative: Cao Ngoc Vinh Adress: Mai Chau Hamlet, Dai Mach Commune, Dong Anh District, Ha Noi City Co Loa Commune, Dong Anh District, Ha Noi CityFounding date: 17 - 4 - 2001