Hoi Khoa Hoc Hanh Chinh Address: Zoom 102 Nha D, No 3, Chua Lang Street, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0108592739 Phone: 0946425665 Representative: Nguyen Ngoc Hien Adress: P306-N3, 36 Van Bao Lane, Lieu Giai Ward, Ba Dinh District, Ha Noi City Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 17 - 1 - 2019