Quat Cong Nghe Megafong Joint Stock Company Address: 2nd Floor, Detech Tower Building, No 8 Ton That Thuyet, Phuong, Cau Giay District, Ha Noi City Enterprise code: 0111327032 Phone: 0825628628 Representative: Nguyen Thi La Ha Noi CityFounding date: 27 - 12 - 2025