Tri Nghia Joint Stock Company Address: No 76, Nguyen Khanh Toan Street, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102230683 Phone: 0983677282 Representative: Nguyen Tran Chung Adress: Nam My Loc Hamlet, Cam Huy Commune, Cam Xuyen District, Ha Tinh Province Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 27 - 4 - 2007