Cong Nghe Hong Son Joint Stock Company Address: No 18, 12 Dao Tan Lane, Cong Vi Ward, Cong Vi Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101868709 Phone: 0247666092 Representative: Bui Hong Son Adress: No 18, Lane 12, Dao Tan Street, Cong Vi Ward, Ba Dinh District, Ha Noi City Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 13 - 2 - 2006