LTQ Study LTD Address: 5th Floor, Sinhplaza Building, No 18 Duc Dien, Phuc Dien Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0110941592 Phone: 0975481906 Representative: Vu Hoang Quan Phuc Dien Ward, Bac Tu Liem District, Ha Noi CityFounding date: 20 - 1 - 2025