PTTH & DVTM Toan Cau Nasdaq Stee LTD Address: No 19, Duong, Hai Ba Trung District, Ha Noi City Enterprise code: 5901255193 Phone: 0986255643 Representative: Nguyen Thanh Liem Dien Hong Ward, Pleiku City, Gia Lai ProvinceFounding date: 13 - 7 - 2026