The production line is mainly used for the application process of the back part of the Prismatic battery, the whole line is carried by the robot, OCV sorting,scanning code in groups, plasma cleaning, automatic coating, automatic stacking of the robot, and the robot handling module, aI polarity testing and pole addressing, pole laser cleaning, bus bar laser welding, AI welding scar detection, insulation withstand voltage test, battery package comprehen sive performance testing equipment in each section. The production line adopts Modular design and assembly, flexible and optional combination, easy to install and debug, and easy to upgrade the production line in the later stage.