Tu Van Thiet Ke Giam Sat Xay Dung So 1 Joint Stock Company Address: No 108, Vao Ga Street, Civil Group 10, Phu La Ward, Ha Dong District, Ha Noi City Enterprise code: 0102688723 Phone: 02433520060 Representative: Duong Van Gian Adress: Vinh An Hamlet, Hong Son Commune, My Duc District, Ha Noi City Phu La Ward, Ha Dong District, Ha Noi CityFounding date: 24 - 3 - 2008