On March 11, the three major A-share indices opened higher collectively, though the Shanghai Composite Index later turned lower. As of 9:40, the Shanghai Composite Index was down 0.07%, while the Shenzhen Component Index rose 0.29%, the ChiNext Index gained 0.67%, and the STAR Composite Index advanced 0.32%. More than 2,600 stocks across the Shanghai, Shenzhen, and Beijing exchanges recorded gains.

In terms of specific sectors, industrial machinery, optical communications, and precious metals were among the top performers. Optical fiber concepts have shown repeated strength recently, with YOFC rising by the 10% daily limit for the second consecutive session, setting a new record high. Other gainers in the sector included ZTT, Hengtong Optic-Electric, Tongding Interconnection, and Changying Precision.

The industrial machinery segment also saw active trading, with Huadong CNC hitting the limit-up, while Hengjin Sensing surged over 12%. Huazhong CNC, NWEI CNC, and Qiaofeng Intelligent also posted gains.

Hong Kong stocks opened higher as well. At the time of reporting, the Hang Seng Index was up 0.4%, and the Hang Seng Tech Index had risen 0.56%. Large-cap tech stocks led the advance, with NIO climbing more than 15%, while Tencent Holdings, XPeng Motors, Baidu Group, and Lenovo Group each gained over 2%.