So safe and popular today? Lithium-ion battery has a history of nearly 40 years since its research and development. It has the advantages of long life, high energy density, extremely small self-discharge rate, and environmental protection. It has also become the best choice for new energy vehicle power batteries.

       Lithium batteries have become an indispensable product in people's lives. So, what kind of training has the nascent lithium-ion battery experienced? What stories can growing lithium-ion batteries tell us? Is the lithium-ion battery, which is already at the pinnacle of development, no longer invincible?