Thuong Mai Big Wall Viet Nam LTD Address: No 15, Lane 259, Yen Hoa Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0109805002 Phone: 0822978834 Representative: Nguyen Minh Quang Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 5 - 11 - 2021