Dau Tu Van Dai Joint Stock Company Address: P22 B21, Yen Lang Town, Thinh Quang Ward, Dong Da District, Ha Noi City Enterprise code: 0101623360 Phone: 0245621354 Representative: Ha Thi Ngoc Lan Adress: P305 B11, Kim Lien Town, Kim Lien Ward, Dong Da District, Ha Noi City Thinh Quang Ward, Dong Da District, Ha Noi CityFounding date: 25 - 3 - 2005