红星发展：公司与宁德时代下属部分企业有业务合作，但金额较小

Group 1 - The company, Hongxing Development, confirmed a business collaboration with certain subsidiaries of CATL, but the financial scale of this cooperation is relatively small [2] - The company has not engaged in direct sales or purchase cooperation of main products with BYD or Guoxuan High-Tech [2]