四部门联合召开动力和储能电池行业座谈会，十余家头部企业参与

Group 1 - The core focus of the meeting held on January 7 was to further regulate the competitive order in the power and energy storage battery industry [1] - The meeting was attended by 16 companies, including 13 power and energy storage battery manufacturers such as CATL, BYD, and others [1] - Additionally, 3 system integrators participated in the meeting, indicating a collaborative effort across different sectors within the industry [1]