Thuong Mai Va Xay Dung Ngoc Bao Joint Stock Company Address: 2nd Floor, No 231, Nguyen Tam Trinh Street, Mai Dong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0103143017 Phone: 02436335720 Representative: Dao Thi Thu Huong Adress: No 2, Nha F5 TTXL H35, Thuong Dinh Ward, Thanh Xuan District, Ha Noi City Mai Dong Ward, Hoang Mai District, Ha Noi CityFounding date: 6 - 1 - 2009