Dong Bac Techcons LTD Address: Dong Ha Civil Group, Trung Thanh Ward, Tinh Thai Nguyen, Viet Nam Enterprise code: 4601672155 Phone: 0328666097 Representative: Ngo Van Thanh Trung Thanh Ward, Pho Yen City, Thai Nguyen ProvinceFounding date: 28 - 7 - 2026