Tu Van Va Dao Tao Hoang Ha LTD Address: KM13, Highway 47, Dong Hoang Commune, Dong Son District, Thanh Hoa Province Enterprise code: 2802404949 Phone: 0983452678 Representative: Tran Van Ba Adress: Hamlet 2, Dong Khe Commune, Dong Son District, Thanh Hoa Province Dong Hoang Commune, Dong Son District, Thanh Hoa ProvinceFounding date: 20 - 5 - 2016