Tu Van Va Dau Tu An Son LTD Address: No 76, Tran Nhat Duat, Duc Ninh Commune, Dong Hoi City, Quang Binh Province Enterprise code: 3101028455 Phone: 0911651999 Representative: Dang Hoang Ngan Ha Duc Ninh Commune, Dong Hoi City, Quang Binh ProvinceFounding date: 12 - 1 - 2017