Khoang San Khanh Khe Joint Stock Company Address: Tenh Che Hamlet, Hong Phong Commune, Cao Loc District, Lang Son Province Enterprise code: 4900762907 Phone: 0943250553 Representative: Nguyen Tri Long Adress: Hamlet 6, Quang Trung Commune, Bim Son Town, Thanh Hoa Province Hong Phong Commune, Cao Loc District, Lang Son ProvinceFounding date: 6 - 8 - 2013