Dau Tu Phat Trien Giao Duc Thang An Joint Stock Company Address: No 2, Lane 1, Giua Lang Street, Co Duong Hamlet, Tien Duong Commune, Dong Anh District, Ha Noi City Enterprise code: 0110949714 Phone: 0983346858 Representative: Nguyen Huu Thang Tien Duong Commune, Dong Anh District, Ha Noi CityFounding date: 6 - 2 - 2025