On September 22, the Hong Kong stock market displayed robust momentum in the morning session, with the Hang Seng Tech Index initially soaring by nearly 2%. However, it subsequently experienced volatility and gave back its gains, while the Hang Seng Index teetered on the brink of a decline in the afternoon. Ultimately, the Hang Seng Index concluded the trading day with a 0.18% increase, settling at 25,087.75 points. Meanwhile, the Hang Seng Tech Index also finished higher, gaining 0.34% to close at 4,438.21 points. The total market turnover for the Hang Seng Index reached HKD 249.214 billion, surpassing the previous trading day's figure of HKD 202.731 billion.

On the trading floor, prominent technology and internet stocks demonstrated resilience throughout the day, with certain memory chip sector stocks witnessing an uptick. The AI application sector exhibited a mixed performance, with diverging trends among its constituents. Meanwhile, mainland property stocks retreated, and gold stocks succumbed to pressure, weakening as the session progressed.

In terms of individual stock performance, Tencent Holdings (00700.HK) emerged as a standout, surging 5.02%. Alibaba (09988.HK) also posted a gain, rising 1.95%. Montage Technology (06809.HK) impressed with an 8.10% increase. Conversely, QHGL (01815.HK) experienced a notable decline, falling 6.41%, while Sunac China (01918.HK) tumbled 8.7%.