Van Phong Dai Dien Cong Ty TNHH Thuong Mai Va Ky Thuat Manh Bac Son Tai Hai Phong Address: No 855, Ha Noi Street, Hung Vuong Ward, Hong Bang District, Hai Phong City Enterprise code: 0101417960-001 Phone: 02256332176 Representative: Trinh Doan Truong Giang Adress: Khu Trung Hanh 7, Dang Lam Ward, Hai An District, Hai Phong City Hung Vuong Ward, Hong Bang District, Hai Phong CityFounding date: 23 - 3 - 2012