Dau Tu Nam Thang QN Joint Stock Company Address: No 522, Nguyen Van Cu Street, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701433434 Phone: 02033820597 Representative: Nguyen Van Nam Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 13 - 10 - 2010