The rig has good technical performance by absorbing foreign advanced technology and the experience of traditional truck-mounted RIGS and skid-mounted RIGS.

ZJ30 truck-mounted rig can be used as both large-scale workover rig and light rig, and the compounding transmission is the core part of its transmission system.

Automatic transmission is an integral part of the truck-mounted drilling rig; it is responsible to trip for drilling and to drive the rig car.