Cung Ung Vat Lieu Xay Dung Truong Son Joint Stock Company Address: Civil Group 17, Yen Nghia Ward, Ha Dong District, Ha Noi City Enterprise code: 0105847869 Phone: 0243357104 Representative: Trinh Thi Nga Yen Nghia Ward, Ha Dong District, Ha Noi CityFounding date: 11 - 4 - 2012