To Chuc Hoi Nghi Viet Nam Joint Stock Company Address: No 1 Hoang Hoa Tham, Thuy Khue Ward, Tay Ho District, Ha Noi City Enterprise code: 0105983501 Phone: 0903282918 Representative: Bui Thi Thu Thuy Adress: No 1 Hoang Hoa Tham, Thuy Khue Ward, Tay Ho District, Ha Noi City Thuy Khue Ward, Tay Ho District, Ha Noi CityFounding date: 31 - 8 - 2012