Duyen Long Quang Ninh LTD Address: Dong Son Hamlet, Dong Xa Commune, Van Don District, Quang Ninh Province Enterprise code: 5701515831 Phone: 0936046868 Representative: Nguyen Chi Long Adress: 63 Khu Tan Lap I Civil Group, Cam Thuy Ward, Cam Pha City, Quang Ninh Province Dong Xa Commune, Van Don District, Quang Ninh ProvinceFounding date: 1 - 9 - 2011