After precise manufacturing and strict debugging, the 550 workover rig has been successfully produced. From the precise assembly of core components to the overall performance inspection, every step follows high-standard technical specifications. This ensures that key indicators such as lifting capacity and operational stability meet the design requirements. At present, the equipment has a sound appearance, clear markings, and all functions have been debugged. It meets the conditions for factory delivery and can be put into oilfield workover operations at any time, providing reliable guarantee for efficient and safe downhole operations.