Ban Quan Ly Cho Huyen Pho Yen Address: No 16, Ga Street, Tieu Khu 6, Ba Hang Town, Pho Yen Town, Thai Nguyen Province Enterprise code: 4600482151 Phone: 02083863164 Ba Hang Town, Pho Yen City, Thai Nguyen ProvinceFounding date: 10 - 1 - 2009