H3a Joint Stock Company Address: Zoom 1706, D Building, No 226 Van Phuc, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0109785772 Phone: 0903454728 Representative: Bui Quang Huy Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 20 - 10 - 2021