Dau Tu Thuong Mai Va Xay Dung Thuy An LTD Address: No 18 Civil Group 33, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101341775 Phone: 0913218482 Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 19 - 3 - 2003