Hieu Nam LTD Address: Do Lo Hamlet, Yen Nghia Ward, Ha Dong District, Ha Noi City Enterprise code: 0500580454 Phone: 02433828757 Representative: Trinh Thi Mai Phuong Adress: Do Lo Hamlet, Yen Nghia Ward, Ha Dong District, Ha Noi City Yen Nghia Ward, Ha Dong District, Ha Noi CityFounding date: 6 - 3 - 2008