元件板块9月8日跌2.93%，胜宏科技领跌，主力资金净流出23.63亿元

Market Overview - The component sector experienced a decline of 2.93% on September 8, with Shenghong Technology leading the drop [1] - The Shanghai Composite Index closed at 3826.84, up 0.38%, while the Shenzhen Component Index closed at 12666.84, up 0.61% [1] Top Performers - Kexiang Co., Ltd. (300903) saw a closing price of 11.97, with a rise of 9.72% and a trading volume of 521,000 shares, amounting to 607 million yuan [1] - Shiyun Circuit (603920) closed at 41.07, up 8.19%, with a trading volume of 946,000 shares, totaling 3.898 billion yuan [1] - Weirshang (301251) closed at 54.29, increasing by 4.65% with a trading volume of 74,300 shares [1] Underperformers - Shenghong Technology (300476) closed at 273.40, down 7.57%, with a trading volume of 806,800 shares, resulting in a turnover of 21.933 billion yuan [2] - Huadian Co., Ltd. (002463) closed at 60.37, down 5.88%, with a trading volume of 832,900 shares, totaling 5.070 billion yuan [2] - Shengyi Technology (688183) closed at 80.75, down 5.67%, with a trading volume of 296,300 shares [2] Capital Flow - The component sector saw a net outflow of 2.363 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.421 billion yuan [2] - The top net inflows from retail investors were observed in Kexiang Co., Ltd. (300903) with a net inflow of 56.5356 million yuan [3] - The largest net outflow from institutional investors was recorded in Shenghong Technology (300476) with a net outflow of 4.48 billion yuan [3]