Dau Tu - Thuong Mai Va Xay Lap Thien Thai Joint Stock Company Address: Nha 11, 43/306 Tay Son Lane, Nga Tu So Ward, Dong Da District, Ha Noi City Enterprise code: 0101100681 Phone: 0248570678 Representative: Duong Thi Thu Huong Adress: No 1 Yen Thai P.Hang Gai, Hoan Kiem District, Ha Noi City Nga Tu So Ward, Dong Da District, Ha Noi CityFounding date: 9 - 3 - 2001