Dinh Gia Va Ban Dau Gia Tai San Nhan Thanh Joint Stock Company Address: Zoom 104, No 4B Ly Nam De, Hang Ma Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101770541 Phone: 0247347955 Representative: Nguyen Tran Duy Adress: No 44 Le Trong Tan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Hang Ma Ward, Hoan Kiem District, Ha Noi CityFounding date: 12 - 9 - 2005