DVTM Vien Thong Hoang An LTD Address: No 227, 518B Street, Thac Qua Hamlet, Yen Truong Commune, Tinh Thanh Hoa, Viet Nam Enterprise code: 2803194532 Phone: 0983456119 Representative: Trinh Xuan Tu Thanh Hoa ProvinceFounding date: 5 - 10 - 2025