Be Tong Va Xay Dung Song Hong Joint Stock Company Address: Hoang Lien Civil Group, Lien Mac Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0102279865 Phone: 0904003500 Representative: Pham Ngoc Luu Adress: No 2, Civil Group 4, Cluster 1, Xuan La Ward, Tay Ho District, Ha Noi City Lien Mac Ward, Bac Tu Liem District, Ha Noi CityFounding date: 6 - 6 - 2007