Chi Nhanh Thanh Hoa – Cong Ty Co Phan Dau Tu Giao Duc Ortus Viet Nam Address: 3rd Floor, Dau Khi Building, No 38a Dai Lo Le Loi, Hac Thanh Ward, Tinh Thanh Hoa, Viet Nam Enterprise code: 0107012167-002 Phone: 0888363963 Representative: Do Thi Sen Hac Thanh Ward, Thanh Hoa City, Thanh Hoa ProvinceFounding date: 11 - 3 - 2026