Tu Van Thiet Ke Xay Dung Viheco Viet Nam Joint Stock Company Address: No 30, Lien Ke 6, KDT Moi Van Khe, La Khe Ward, Ha Dong District, Ha Noi City Enterprise code: 2901630699 Phone: 0359676666 Representative: Tran Huu Tinh Adress: A9 No12, Dinh Cong Urban Area, Dinh Cong Ward, Hoang Mai District, Ha Noi City La Khe Ward, Ha Dong District, Ha Noi CityFounding date: 25 - 6 - 2013