Xay Dung Va Phat Trien Ha Tang Tan Thanh LTD Address: No 7 D3, Lane 79, Duong Quang Ham Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0101346004 Phone: 0248338346 Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 2 - 4 - 2003