Xay Dung Va Thuong Mai Hoang Nam Son LTD Address: Cao Son 5 Hamlet, Son Cam Commune, Phu Luong District, Thai Nguyen Province Enterprise code: 4600448129 Phone: 02083743878 Representative: Pham Van Tuyen Son Cam Commune, Phu Luong District, Thai Nguyen ProvinceFounding date: 9 - 9 - 2008