Dien Mat Troi Helios Joint Stock Company Address: No 154, Dong Chuong Street, Kinh Bac Ward, Tinh Bac Ninh, Viet Nam Enterprise code: 2301405878 Phone: 0983592776 Representative: Nguyen Minh Chinh Kinh Bac Ward, Bac Ninh City, Bac Ninh ProvinceFounding date: 25 - 5 - 2026