The Hang Seng Index rose 0.05%, up 11 points, to 23,106 points, while the Hang Seng Tech Index fell 1.98%.
Morning trading turnover in Hong Kong reached HK$98.2 billion.
PETROCHINA (00857) gained more than 3% after reporting earnings, leading blue-chip gains. Its third-quarter net profit attributable to shareholders rose 21.6% year-on-year.
Several mainland banking stocks hit record highs again. As listed banks begin disclosing their third-quarter reports, the valuation anchor for banks is shifting toward dividend returns. China Construction Bank (00939) rose 2.6%, and Industrial and Commercial Bank of China (01398) gained 2.7%.
Health 160 (02656) surged more than 30% after its subsidiary officially signed its first AI computing power contract worth approximately 42 million yuan. Topsports (06110) jumped over 13% after reporting interim revenue of 10.91 billion yuan, reflecting the company's deep focus on refined user operations. Junda Shares (02865) soared more than 17%, with its A-shares hitting the daily limit in morning trading, as Shanghai ramps up efforts in satellite internet. Jinchuan International (02362) climbed over 9% after being approved to buy back up to 1.313 billion shares, demonstrating confidence in its development. Baige Online (02672) rose more than 8% again to a new listing high, with its share price having surged 2.7 times since September 10.
ASMPT (00522) fell 5.66% in morning trading, as its SMT business valuation may be below the company's target; Citi described the news as neutral to slightly positive. Jiangxi Copper (00358) dropped more than 13% after reporting earnings, with third-quarter net profit falling 47% quarter-on-quarter; Jiangxi Copper Foil plans to list on the New Third Board. NEW ORIENTAL-S (09901) declined 11% after earnings, despite first-quarter net revenue growing 23.1% year-on-year and the company maintaining its full-year revenue guidance unchanged. Lens Technology (06613) fell 6.9% to a new low, weighed down by terminal demand and foreign exchange factors, with third-quarter net profit attributable to shareholders halving year-on-year.