Nha May San Xuat Da Ngoc Minh Marble & Granite Address: Hoang Thuong Hamlet, Hoang Dong Commune, Duy Tien District, Ha Nam Province Enterprise code: 0100511953-001 Phone: 02437470193 Representative: Doan Chi Cong Adress: 136, Hang Co Lane, Cua Nam Ward, Hoan Kiem District, Ha Noi City Hoang Dong Ward, Duy Tien Town, Ha Nam ProvinceFounding date: 30 - 5 - 2006