Oanh Son LTD Address: No 82, Bac Son Street, Huu Lung Town, Huu Lung District, Lang Son Province Enterprise code: 4900528255 Phone: 02053825131 Representative: Nguyen Thi Kim Oanh Huu Lung Town, Huu Lung District, Lang Son ProvinceFounding date: 22 - 4 - 2010