Chi Nhanh Cong Ty TNHH Xay Dung Bao Yen Address: Khu N16, Khoi 5, Cao Loc Town, Cao Loc District, Lang Son Province Enterprise code: 4800141159-001 Phone: 02063959866 Representative: Nguyen Van At Adress: Ngoc Xa Commune, Que Vo District, Bac Ninh Province Cao Loc Town, Cao Loc District, Lang Son ProvinceFounding date: 26 - 10 - 2010