XJ250, XJ350, XJ450, XJ550, XJ650, XJ750, XJ850 full series workover rigs are mainly used for well depth, oil and water well workover, oil and water well drilling, coalbed methane well drilling, production well casing deepening drilling, window logging and other operations, meeting various workover operation requirements from 1000 meters to 9000 meters deep.
Mechanical equipment used in oil field operations for the maintenance, repair and transformation of oil (gas) wells, through the integration of modern automation technology and precision control systems, to achieve part or all of the automation of the workover operation process.