Dau Tu Xay Dung Dai Son Joint Stock Company Address: No 16, Lane 115, Nguyen Luong Bang Street, Nam Dong Ward, Dong Da District, Ha Noi City Enterprise code: 0106150735 Phone: 0938233469 Representative: Bui Xuan Hai Adress: Civil Group 12, Viet Hung Ward, Long Bien District, Ha Noi City Nam Dong Ward, Dong Da District, Ha Noi CityFounding date: 11 - 4 - 2013