Kha Son Address: No 318, Civil Group 15, Chua Hang Town, Dong Hy District, Thai Nguyen Province Enterprise code: 4600969107 Phone: 02033324686 Representative: Nguyen Van Son Adress: Civil Group 15, Chua Hang Town, Dong Hy District, Thai Nguyen Province Chua Hang Town, Dong Hy District, Thai Nguyen ProvinceFounding date: 27 - 7 - 2011