Quoc Khanh Lang Son LTD Address: Doc Moi 2 Hamlet, Son Ha Commune, Huu Lung District, Lang Son Province Enterprise code: 4900890183 Phone: 0968999886 Representative: Tran Manh Thang Adress: Doc Moi 1 Hamlet, Son Ha Commune, Huu Lung District, Lang Son Province Son Ha Commune, Huu Lung District, Lang Son ProvinceFounding date: 10 - 10 - 2022