Dau Tu Tong Hop Va Phat Trien Phuong Bac Joint Stock Company Address: De Dong Hamlet, Yen Thi Hamlet, Me Linh District, Ha Noi City Enterprise code: 0105205212 Phone: 02438135982 Representative: Nguyen Tien Adress: Hamlet 2, Yen Noi Hamlet, Me Linh District, Ha Noi City Me Linh District, Ha Noi CityFounding date: 21 - 3 - 2011