Hieu Trung Address: TK 5, Dong Son Ward, Dong Hoi City, Quang Binh Province Enterprise code: 3100287640 Phone: 02323826280 Representative: Le Quoc Van Adress: TK5, Dong Son Ward, Dong Hoi City, Quang Binh Province Dong Son Ward, Dong Hoi City, Quang Binh ProvinceFounding date: 14 - 12 - 2009