1, what is the current industry's more recognized line of development of lithium electricity? Through the unremitting efforts of research and development personnel and engineers, from lead-acid batteries, nickel-metal hydride batteries, nickel-cadmium batteries, to lithium iron phosphate batteries, and now the mainstream three-yuan batteries, every time the promotion is a generation of efforts Based on improving the safety, energy density and ratio performance of lithium-ion batteries, and combining with the current status of battery development, a development route of lithium-ion batteries in the future is summarized.