Duc Long HC LTD Address: Doan Ket Hamlet, Trai Cau Commune, Tinh Thai Nguyen, Viet Nam Enterprise code: 4601663922 Phone: 0388433113 Representative: Nguyen Ngoc Huan Trai Cau Commune, Dong Hy District, Thai Nguyen ProvinceFounding date: 31 - 3 - 2026