Khoang San Hai An LTD Address: No 44, Quan Nhan Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101448623 Phone: 0245564838 Representative: Nguyen Thi Lan Phuong Adress: 44 Quan Nhan P.Trung Hoa, Cau Giay District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 6 - 3 - 2004