Closing: Shanghai Composite Index closes down 0.4% and automotive industry chain triggers surge limit tide.

In the afternoon, the index showed signs of weakness and volatility, with the ChiNext and Shenzhen Component Index turning downward during the trading session. In terms of sectors, the automotive industry chain showed strength, with automotive components leading the gains, while Hon Hai Precision Industry Co. Ltd. and other stocks hit the daily limit for gains. Human-like robot concept stocks were strong, with Ming Kei Precision Industry Co. Ltd. and Junsheng Electronics Co. Ltd. hitting the daily limit for gains. The controllable nuclear fusion concept was active, with stocks like Pail Electric and Prince New Materials hitting the daily limit for gains. Agricultural stocks collectively fell, with Shen Nong Seed Industry Co. Ltd. and Bowin Technology Co. Ltd. leading the losses. Financial sector stocks collectively adjusted, with insurance stocks leading the declines, including China Life Insurance Co. Ltd. and China Pacific Insurance Group Co. Ltd. Shipping stocks were weak, with Huaguang Ocean Shipping Co. Ltd. leading the declines. Overall, more stocks rose than fell, with over 3000 stocks rising. As of the close, the Shanghai Composite Index was at 3367.46 points, down 0.40%; the Shenzhen Component Index was at 10179.60 points, down 0.07%; and the ChiNext Index was at 2039.45 points, down 0.19%. In terms of sectors, PEEK materials, controllable nuclear fusion, and automotive components led the gains, while logistics, beauty care, and insurance sectors led the declines on the market.