The innovation and breakthrough of energy storage battery technology is leading the arrival of a new era of energy storage. In recent years, with the continuous emergence of new materials and new processes, the performance of energy storage batteries has been significantly improved. The characteristics of high energy density, long life and low cost have become the iconic characteristics of the new generation of energy storage batteries. In addition, the safety performance of energy storage batteries has also been greatly improved, and the risk of battery fire and explosion has been effectively reduced by using multi-layer structure and thermal isolation technology. These innovations and breakthroughs have not only promoted the application of energy storage batteries in various fields, but also injected new vitality into the development of energy storage technology. In the future, with the continuous progress of technology and the continuous expansion of the market, energy storage battery technology will continue to lead the development of a new era of energy storage.