Tu Van Xay Dung Giao Thong Tay Thang Long Joint Stock Company Address: Tap The Khi Tuong Thuy Van, Yen Nghia Ward, Ha Dong District, Ha Noi City Enterprise code: 0500586921 Phone: 02433119990 Representative: Nguyen Chi Chung Adress: No 35 LK20B, Van Phu Urban Area, Phu La Ward, Ha Dong District, Ha Noi City Yen Nghia Ward, Ha Dong District, Ha Noi CityFounding date: 4 - 6 - 2008