Tu Van Dich Vu Ky Thuat Hoang Gia LTD Address: No 169, Yen Hoa Street, Civil Group 21, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0107410425 Phone: 0912690079 Representative: Tran Van Chinh Adress: No 20, Lane 217, Yen Hoa Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 27 - 4 - 2016