上证全指相对成长指数下跌0.45%，前十大权重包含京沪高铁等

Group 1 - The A-share market showed mixed performance with the Shanghai Composite Index relative to the growth index declining by 0.45%, closing at 2675.86 points and a trading volume of 171.84 billion [1] - The Shanghai Composite Index relative to the growth index has decreased by 5.59% over the past month, increased by 0.79% over the past three months, and has declined by 1.15% year-to-date [1] - The Shanghai Composite Index style index series is based on the Shanghai Composite Index, calculating style scores based on growth and value factors, selecting the top 150 listed companies for the growth and value indices [1] Group 2 - The top ten holdings of the Shanghai Composite Index relative to the growth index include Kweichow Moutai (12.65%), Zijin Mining (3.77%), and others, with the Shanghai Stock Exchange accounting for 100% of the holdings [2] - The industry composition of the holdings in the Shanghai Composite Index relative to the growth index includes Information Technology (19.80%), Industrials (19.31%), Consumer Staples (18.67%), and others [2] Group 3 - The index sample is adjusted every six months, with adjustments occurring on the next trading day after the second Friday of June and December, with a sample adjustment ratio generally not exceeding 20% [3] - In special circumstances, the index may undergo temporary adjustments, and companies that are delisted will be removed from the index sample [3]