Tu Van Xay Dung Van Dinh Joint Stock Company Address: No 31, Benh Vien Hamlet, Thanh Am Hamlet, Van Dinh Town, Ung Hoa District, Ha Noi City Enterprise code: 0105824741 Phone: 02433981399 Representative: Nguyen Thi Nhung Van Dinh Town, Ung Hoa District, Ha Noi CityFounding date: 17 - 3 - 2012