Skid-mounted Logging (Testing) Unit, Testing Truck, Logging and Testing Crane Truck, Workover Rig Under Pressure, Engineering Truck, Emergency Truck, Mountain Rig, Intelligent Control System, and Martin-Decker Measuring System, as well as a serial units for army such UN Peace-keeping Truck, UN Rescue Truck, Hydrology Truck, and Soil Blasting Rig and so on.