Giao Duc Thong Minh S Mastery Joint Stock Company Address: No 1/32/102, Hoang Dao Thanh Street, Khuong Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0111443335 Phone: 0842868909 Representative: Nguyen Viet Tien Khuong Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 2 - 4 - 2026