According to the incomplete statistics of Beijing Centergate Technologies (Holding) Co.Ltd(000931) energy storage industry technology alliance (cnesa) global energy storage project library, by the end of 2021, the cumulative installed capacity of China’s electric energy storage projects in operation was 46.1gw, accounting for 22% of the total global market, with a year-on-year increase of 30%. Sun Zhengyun, vice president and Secretary General of China Energy Research Association, said that with the “double carbon” east wind, the energy storage industry has ushered in an unprecedented upsurge of attention and investment. In 2021, the state and local governments issued more than 300 energy storage related policies, and the industrial chain investment plan has exceeded 1.2 trillion. New energy storage enterprises have made great breakthroughs in financing and technology, and the large-scale development of energy storage has come.