Khanh Huyen Address: Cau Ma Hamlet, Yen Nguyen Commune, Chiem Hoa District, Tuyen Quang Province Enterprise code: 5000538372 Phone: 02073754499 Representative: Do Tien Dung Adress: Cau Ma Hamlet, Yen Nguyen Commune, Chiem Hoa District, Tuyen Quang Province Yen Nguyen Commune, Chiem Hoa District, Tuyen Quang ProvinceFounding date: 29 - 7 - 2009