Trung Son Quang Ninh Address: Civil Group 7, Khu 7, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701790080 Phone: 0904256188 Representative: Doan Trung Son Adress: Civil Group 7, Khu 7, Cao Xanh Ward, Ha Long City, Quang Ninh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 30 - 12 - 2015