Khoang San That Khe Joint Stock Company Address: No 98, Khu Vuon Sai, Dong Dang Town, Cao Loc District, Lang Son Province Enterprise code: 4900763273 Phone: 0984947555 Representative: Nguyen Minh Hung Adress: No 25, Quan Trieu Ward, Thai Nguyen City, Thai Nguyen Province Dong Dang Town, Cao Loc District, Lang Son ProvinceFounding date: 27 - 8 - 2013