Hop Tac Xa Dich Vu Nong Nghiep Yen Thanh Bac Son Address: Yen Thanh Hamlet, Tan Thanh Commune, Bac Son District, Lang Son Province Enterprise code: 4900888667 Phone: 0356728424 Representative: Nguyen Thi Minh Tan Thanh Commune, Bac Son District, Lang Son ProvinceFounding date: 22 - 7 - 2022