The general process is as follows: plate casting, ball casting, crushing, slurry mixing, plate coating, curing, forming, plate splitting, polar group assembly, welding, slotting, wall welding or bridge welding, heat sealing or glue sealing, terminal welding and terminal sealing, acid addition, power supply, assembly (if any), packaging, etc. The special process is generally curing, and the key process is sizing and molding. For reference!