La Viena World LTD Address: No 140, Hoang Sam Street, Nghia Do Ward, Cau Giay District, Ha Noi City Enterprise code: 0107012576 Phone: 02485841188 Representative: Bui Van Doan Adress: No 140, Hoang Sam Street, Nghia Do Ward, Cau Giay District, Ha Noi City Nghia Do Ward, Cau Giay District, Ha Noi CityFounding date: 2 - 10 - 2015