[Review: The Science and Technology Innovation 50 Index opened high and fell 0.69%, and coal stocks bucked the trend and strengthened] On September 9, the three major indexes had mixed gains and losses. The Shanghai Stock Index had a strong trend, while the Science and Technology Innovation 50 Index opened high and moved lower. The turnover of Shanghai and Shenzhen stock markets was 1.86 trillion, a decrease of 104.7 billion from the previous trading day. On the market, the market hot spots were relatively complex, with more than 3,600 stocks falling in the market. From the perspective of sectors, the coal sector fluctuated and strengthened, with Yunmei Energy, Zhengzhou Coal and Electricity, and Dayou Energy rising by the limit. The shipping concept moved up, with Haitong Development having three boards in five days, and Nanjing Port and China Merchants Shipping rising by their daily limit. The concept of cultivated diamonds strengthened during the session, and Sinomach Precision hit the daily limit. The rice wine sector fluctuated and rose, with Kuaijishan reaching its daily limit. The military industry sector was active, with Hunan Tianyan hitting its daily limit. The gold concept was active in the afternoon, and Laishen psychic reached the daily limit. In terms of decline, the media and film and television sectors fluctuated and weakened. Publishing and media fell by the limit. CITIC Publishing, Reader Culture, Guangdong Media, China Science and Technology, etc. followed suit. The real estate sector fluctuated and adjusted, and I Love My Home, Cinda Real Estate, and World Union Bank all fell one after another. As of the close, the Shanghai Composite Index rose 0.28%, the Shenzhen Component Index rose 0.15%, and the ChiNext Index fell 0.14%.