Giao Duc Va Truyen Thong Dang Huy LTD Address: 7th Floor, Sannam Building, No 78, Duy Tan Street, Cau Giay Ward, Cau Giay District, Ha Noi City Enterprise code: 0111420560 Phone: 0389220295 Representative: Nguyen Anh Vu Cau Giay District, Ha Noi CityFounding date: 19 - 3 - 2026