![Avatar of Nguyễn Văn Diễn](https://s1.topvietnam.com/avatar/26B98E86A-default.jpg)
Nguyễn Văn Diễn
Position: Director
Address: Số 25, Triệu Việt Vương, , Quận Ba Đình, Hà NộiPhone:
Company:
co phan khoang san Dong Bac I Dong Bac Corporation Company
Phone:
![](http://s1.topvietnam.com/i/suU45Hc6qrtKMpeWVd1qKA%3D%3D/1.jpg)
Fax:
![](http://s1.topvietnam.com/i/SM7ERDksWd285XADjnoGBA%3D%3D/1.jpg)
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Position: Director
Address: Số 25, Triệu Việt Vương, , Quận Ba Đình, Hà NộiPhone:
Company:
co phan khoang san Dong Bac I Dong Bac Corporation Company