Chi Nhanh Cong Ty Trach Nhiem Huu Han Khai Hoa Address: Civil Group 10, Na Hang Town, Na Hang District, Tuyen Quang Province Enterprise code: 5000217202-001 Phone: 02073851777 Representative: Nguyen Nhu Hai Adress: Civil Group 10, Na Hang Town, Na Hang District, Tuyen Quang Province Na Hang Town, Na Hang District, Tuyen Quang ProvinceFounding date: 31 - 5 - 2005