MTV Ngoc Khanh Lang Son LTD Address: No 199, Khu Day Thep, Dong Dang Town, Cao Loc District, Lang Son Province Enterprise code: 4900666199 Phone: 02053854555 Representative: Luu Xuan Doanh Adress: No 199, Khu Day Thep, Dong Dang Town, Cao Loc District, Lang Son Province Dong Dang Town, Cao Loc District, Lang Son ProvinceFounding date: 22 - 7 - 2011