Yen Ha Joint Stock Company Address: 267/24B Hoang Hoa Tham, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101848149 Phone: 0248231666 Representative: Nguyen Thuy Dong Adress: No 116 D To 19, Ngoc Ha Ward, Ba Dinh District, Ha Noi City Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 30 - 12 - 2005