Tu Van Thiet Ke Khao Sat Va Do Dac Joint Stock Company Address: No 9, Civil Group 34, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102631452 Phone: 0242696572 Representative: Nguyen Thi Thanh Adress: No 9, Civil Group 34, Quan Hoa Ward, Cau Giay District, Ha Noi City Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 29 - 1 - 2008