The electric car battery can generally be replaced, but it needs to add money, because the old battery is not valuable, so it needs to add money. Some manufacturers can recycle the car battery, the recycling principle is who sells the battery, who is responsible for recycling, that is, the recycling work is collected by the business selling the battery, and then recycled to the battery manufacturer. Waste car batteries should be handed over to the dealers who sell them. The national environmental standard HJ519-2009 waste lead-acid battery treatment pollution control technical specification, there are strict treatment of waste lead-acid battery methods and processes.