Dau Tu Va Phat Trien Tien Phong Group Joint Stock Company Address: No 30 Lien Ke 17, Le Lai Street, Phuong, Ha Dong District, Ha Noi City Enterprise code: 0111377837 Phone: 0977301669 Representative: Bui Thanh Bich Ha Noi CityFounding date: 4 - 2 - 2026