Tu Van Dau Tu Va Xay Dung Hoan Kiem Joint Stock Company Address: No 55B, 31 Xuan Dieu Lane, Quang An Ward, Tay Ho District, Ha Noi City Enterprise code: 0102578551 Phone: 0242142126 Representative: Nguyen Hai Ly Adress: No 55B, 31 Xuan Dieu Lane, Quang An Ward, Tay Ho District, Ha Noi City Quang An Ward, Tay Ho District, Ha Noi CityFounding date: 28 - 12 - 2007