Hop Tac Xa Cong Nghiep Quan Hoa Address: 44- 60, 68 Cau Giay Lane, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0100408508 Phone: 0248341748 Representative: Nguyen Anh Tuan Adress: Gia Loc District, Hai Duong Province Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 9 - 7 - 1998