On March 10, the Hang Seng Index rebounded after opening more than 100 points lower this morning, and then retreated all the way lower, falling more than 500 points as low as 23704.42. The Hang Seng Technology Index reversed down this morning, falling more than 3% at one point. As of the noon close, the Hang Seng Index closed down 2.11%, at 23720.40 points, the Composite Index closed down 2.98%, at 5857.46 points, and the Hang Seng Index market turnover reached 177.901 billion Hong Kong dollars. On the disk, the concept of robots and AI medical concepts rebounded and strengthened, and the performance of technology network stocks and chip stocks was weak. In terms of individual stocks, Jinli Permanent Magnet (06680.HK) closed up 7.84%, Ali Health (00241.HK) closed up 1.45%, Alibaba (09988.HK) closed down 4%, and SMIC International (00981.HK) closed down 5.59%.