Thuong Mai Du Lich Hai Yen LTD Address: No 17C, Alley 3, Lane 83, Nguyen Khang Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101815827 Phone: 0247831098 Representative: Ha Huy Son Adress: No 3 Bui Thi Cuc, Tran Phu Ward, Hai Duong City, Hai Duong Province Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 12 - 11 - 2005