Huyen Uy Hoang Hoa Address: Dao Son, But Son Town, Hoang Hoa District, Thanh Hoa Province Enterprise code: 2801393451 Phone: 02373865001 Adress: Hoang Hoa District, Thanh Hoa Province But Son Town, Hoang Hoa District, Thanh Hoa ProvinceFounding date: 2 - 6 - 2009