On the midday break of October 27, 2025, all three major A-share indices exhibited a collective upward trend. Specifically, the Shanghai Composite Index saw a 1.04% increase, nearing the 4,000-point mark. Meanwhile, the Shenzhen Component Index rose by 1.26%, and the ChiNext Index jumped by 1.54%.
In terms of individual stocks, the optical module sector emerged as the frontrunner in gains. New Easy Technology soared by over 8%, while Dongshan Precision and TFC Communication also witnessed substantial increases, rising by more than 6% each. The photolithography equipment and photoresist sectors also showed strength, with Advanced Technology and Valuechem reaching their daily price limits.
On the flip side, the game overseas expansion and photovoltaic sectors experienced notable declines. Kehua Data hit its daily price limit downward, Kolion Electronics plummeted by over 9%, and Yoozoo Networks fell by more than 6%.