Cong Nghe San Xuat Vat Lieu Dong Son Joint Stock Company Address: Lot 15 + Lo 16 Mat Bang Tai Dinh Cu, Le Loi Keo Dai Street, Dong Son Ward, Tinh Thanh Hoa, Viet Nam Enterprise code: 2803242666 Phone: 0983831858 Representative: Nguyen Van Duong Dong Son Ward, Thanh Hoa City, Thanh Hoa ProvinceFounding date: 3 - 9 - 2026