[Afternoon Commentary: The Mass Entrepreneurship and Innovation Index collectively surged higher and fell back. AI applications and computing power chip concepts strengthened] On September 22, the Shanghai Stock Exchange Index fluctuated red in early trading. The Mass Entrepreneurship and Innovation Index surged higher and fell back. The ChiNext Index once rose by more than 2% during the session. The volume can be enlarged. The half-day turnover of the Shanghai and Shenzhen stock markets was 1.43 trillion, which was 100.4 billion compared with the previous trading day. More than 2,800 stocks across the market rose. On the market, the subject matter is partially strong, AI application Nanwei Software 2 consecutive boards, Zhidu Shares, Guangyun Technology, and Xinju Network have reached daily limit; the concept of computing power chips has strengthened, Xianji Information has closed the 20cm daily limit, China Great Wall, Hesheng New Materials, and Variety Show shares have risen Halt; Pharmaceutical Nanhua Biotech has 4 consecutive boards, Harbin Pharmaceutical Co., Ltd. and Xinhua Pharmaceutical both have 2 consecutive boards, Yiqiao Shenzhou has a daily limit of 20CM; terminal AI Rockchip and Broadcom Integrated have a daily limit; PCB concepts have differentiated in the market, and Guanghe Technology and Acer Technology have fallen back. On the downside, the shipping concept weakened, with China Merchants Shipping, China Merchants Nanyou, Air China Ocean Shipping, etc. falling one after another. As of the close, the Shanghai Stock Exchange Index rose 0.22%, the Shenzhen Component Index rose 0.62%, and the ChiNext Index rose 0.93%.