DTN Tech Vina LTD Address: La Thoi Trung Street, Ca Civil Group, Vinh Yen Ward, Vinh Yen City, Vinh Phuc Province Enterprise code: 2500771068 Phone: 0969144688 Representative: Duong Van Dung Vinh Yen City, Phu Tho ProvinceFounding date: 19 - 3 - 2026