A-shares midday review: The three major indices continue to decline on shrinking trading volume, with the Shanghai Composite Index falling below 3,900 points. Over 4,700 stocks across the market are down.

As of the midday close, the Shanghai Composite Index was down 0.93%, the Shenzhen Component Index was down 0.73%, the ChiNext Index was down 0.21%, and the BeiSectors 50 was down 1.4%. The total market trading value was 10,790 billion yuan, down 1,178 billion yuan from the previous trading day.
In terms of sectors and themes, the lithography equipment and CPO sectors led the gainers. The coal, oil and gas, and livestock farming sectors led the decliners.
On the trading screen, the lithography equipment sector continued to trend higher. Zhongrun Optics, CSSC Special Gases, and Meidekai surged more than 10%, while Jiangfeng Electronics and Blount Equipment rose more than 8%. The CPO sector strengthened: Yitian Shares hit the 20CM daily limit up; Decknray and Weiteng Electric were nearing the daily limit up. Tengjing Technology and Guguang Technology rose more than 10%. The coal sector continued to weaken: Yunmei Energy and Shanxi Black Cat fell more than 8%. The oil and gas sector opened lower and stayed weak, with Boyi Shares down more than 10%, while Xintian Natural Gas and Blue Flame Holding fell more than 5%. The livestock farming sector continued to tumble: Jinke Intelligent Agriculture neared the daily limit down, while Xiaoming Shares and Xiangjia Shares fell more than 5%.