Phat Trien Giao Duc Dallia LTD Address: 5th Floor - 183 Nguyen Luong Bang, Phuong, Dong Da District, Ha Noi City Enterprise code: 0111615136 Phone: 0971122160 Representative: Tran Thi Tuyen Dong Da Ward, Dong Da District, Ha Noi CityFounding date: 21 - 8 - 2026