Hoi Doanh Nghiep Huyen Ham Yen Joint Stock Company Address: Tan Phu Civil Group, Tan Yen Town, Ham Yen District, Tuyen Quang Province Enterprise code: 5000834572 Phone: 0982322869 Representative: Nguyen Viet Thanh Tan Yen Town, Ham Yen District, Tuyen Quang ProvinceFounding date: 7 - 4 - 2017