Science and Innovation 50 Index Surges 4.78% Amid Record Trading Volume

China's A-share indices closed higher with the Science and Innovation 50 leading gains at 4.78%. Total turnover hit 2.66 trillion yuan, driven by strength in memory chips, precious metals, and lithography sectors.

Woofun AI data shows that China’s major A-share indices reversed early losses to close positive, with the Shanghai Composite up 1.47%, the Shenzhen Component up 1.86%, and the ChiNext up 1.32%. The Science and Innovation 50 Index recorded a significant 4.78% gain. Combined trading volume across Shanghai and Shenzhen markets reached 2.66 trillion yuan, marking a 446 billion yuan increase from the previous session. Over 3,700 stocks advanced. Zhongji Xuchuang set a new record with trading volume exceeding 67.

5 billion yuan, surpassing its July 30, 2026 high of 59.77 billion yuan. The storage chip sector remained robust, with Zhengfan Technology hitting the 20% daily limit. Woge Optoelectronics achieved two consecutive limit-ups in the lithography machine sector, while Sichuan Gold led gains in precious metals. PCBs, lithium batteries, semiconductors, education, and pharmaceuticals also posted strong gains, whereas banks, oil service engineering, and brewing industries declined.