Xay Dung Va Thuong Mai Duy Thanh Joint Stock Company Address: No 10 Ba La, Phu La Ward, Ha Dong District, Ha Noi City Enterprise code: 0500420757 Phone: 02433825028 Representative: Duong Van Dien Adress: Bac Lam, Phu Luong Ward, Ha Dong District, Ha Noi City Phu La Ward, Ha Dong District, Ha Noi CityFounding date: 12 - 6 - 2002