Luong Son LTD Address: Nha Ong Thin So 8, Hai Thuong Lan Ong Street, Ha Huy Tap Ward, Vinh City, Nghe An Province Enterprise code: 2900438488 Phone: 0238843636 Ha Huy Tap Ward, Vinh City, Nghe An ProvinceFounding date: 18 - 5 - 2001