Doanh Nghiep TN - Duc Trong Address: Civil Group 15, Khu 3, Gieng Day Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700661621 Phone: 02033515778 Representative: Nguyen Thi Ly Adress: No 548, Civil Group 10, Khu 9, Hong Ha Ward, Ha Long City, Quang Ninh Province Gieng Day Ward, Ha Long City, Quang Ninh ProvinceFounding date: 25 - 6 - 2007