MTV Khanh Thinh Lang Son LTD Address: Mo Nhai Hamlet, Hung Vu Commune, Bac Son District, Lang Son Province Enterprise code: 4900811777 Phone: 0968136918 Representative: Pham Thi Hanh Hung Vu Commune, Bac Son District, Lang Son ProvinceFounding date: 19 - 7 - 2017