Cong Nghe HDX Joint Stock Company Address: Nha 20B, Khu 19, Civil Group 5, Nghia Tan Ward, Cau Giay District, Ha Noi City Enterprise code: 0111050687 Phone: 0352644699 Representative: Duong Ngoc Son Nghia Tan Ward, Cau Giay District, Ha Noi CityFounding date: 14 - 5 - 2025