Van Phong Dai Dien - Cong Ty Co Phan O To Thanh An Long Bien Tai Lang Son Address: Civil Group 05, Khoi 01, 1a Highway, Cao Loc Town, Cao Loc District, Lang Son Province Enterprise code: 0106118114-001 Phone: 0966821639 Representative: Nguyen Duong Minh Adress: Van Loc Hamlet, Xuan Canh Commune, Dong Anh District, Ha Noi City Cao Loc Town, Cao Loc District, Lang Son ProvinceFounding date: 15 - 8 - 2016