Midday Market Wrap: The stock market exhibited an upward-trending oscillation during the morning session. The Shanghai Composite Index posted a 0.40% gain, while the Shenzhen Component Index advanced by 0.31%. The ChiNext Index inched up by 0.06%, and the STAR 50 Index delivered a robust performance, soaring over 2% and reaching a new high not seen in nearly four years. Trading volume on the Shanghai and Shenzhen stock exchanges surged to 1.36 trillion yuan in the morning, marking an increase of 76.3 billion yuan from the previous trading day.

On the trading floor, trending topics shifted swiftly, with notable surges in non-ferrous metals and memory chip concept stocks. Several stocks, including Boqian New Materials, Yunnan Tin, and Jiangbo Long, soared to their daily price limits. Battery concept stocks also saw heightened activity, with Tianji Share and Shida Shenghua achieving consecutive daily price limit increases. In contrast, the performance of the major financial sector was comparatively lackluster, with banking and insurance sectors experiencing the steepest declines.