Dau Tu Bat Dong San Blue Diamond Joint Stock Company Address: No 404, Le Loi Street, Hoang Van Thu Ward, Bac Giang City, Bac Giang Province Enterprise code: 2400924169 Phone: 0913111315 Representative: Phan Van Hien Hoang Van Thu Ward, Bac Giang City, Bac Giang ProvinceFounding date: 3 - 11 - 2021