Dau Tu Xay Dung Va Thuong Mai BTKN Joint Stock Company Address: No 53, Phuong Dong Street, Civil Group 85, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102717702 Phone: 01256288638; 0866288638 Representative: Nguyen Trieu Bon Adress: Vinh Loc Hamlet, Tan Tien Commune, Van Giang District, Hung Yen Province Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 14 - 4 - 2008