沪深300汽车零配件指数报6280.13点，前十大权重包含星宇股份等

Group 1 - The Shanghai-Shenzhen 300 Automotive Parts Index is reported at 6280.13 points, with the top ten weights including Xingyu Co., Ltd [1] - The index has decreased by 7.05% over the past month, increased by 0.44% over the past three months, and has declined by 0.98% year-to-date [1] - The index is designed to reflect the overall performance of different industry companies within the Shanghai-Shenzhen 300 Index, categorized into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries [1] Group 2 - The Shanghai Stock Exchange accounts for 87.10% of the holdings in the Automotive Parts Index, while the Shenzhen Stock Exchange accounts for 12.90% [1] - The composition of the index by industry shows that automotive interior and exterior parts account for 55.63%, automotive system components for 15.89%, tires for 15.58%, and automotive electronics for 12.90% [1] - The index sample is adjusted every six months, with adjustments implemented on the next trading day following the second Friday of June and December [2]