Built on Dongfeng Z9 extended‑range hybrid 4×4 pickup, this piggy‑back smart patrol vehicle (3490 kg) features strong all‑terrain performance and long endurance. Its interchangeable modular cabin lasts over 15 years. Built on Dongfeng Z9 extended‑range hybrid 4×4 pickup, this piggy‑back smart patrol vehicle (3490 kg) features strong all‑terrain performance and long endurance. Its interchangeable modular cabin lasts over 15 years.