On July 11, 2022, our 20kW and 40kW thermal management units (liquid cooling) for energy storage successfully passed the standard condition, high-temperature and low-temperature performance, extreme high-temperature and extreme low-temperature operation reliability and other tests of Hefei General mechanical and electrical products testing institute (National refrigeration laboratory), and the refrigerating capacity, total power consumed by refrigeration, energy efficiency ratio, high-temperature and low-temperature operation all meet the design index requirements, and all meet or exceed the national industry standards that can be referred to.