and the large cylindrical battery industry has broad development prospects.

​ ​according to different cell packaging forms, new energy vehicle power batteries can be divided into soft pack batteries, square batteries and cylindrical batteries. cylindrical batteries are mainly steel-cased cylindrical lithium iron phosphate batteries, which have the advantages of wide operating environment temperature, long cycle life, and high capacity. as the new energy vehicle industry develops towards high-end, large cylindrical batteries represented by 4680 cylindrical batteries…