Global Market: China stocks mixed, Hong Kong shares edge higher as AI weakness weighs

Agencies Synopsis China's mainland stocks traded mixed on Monday as AI and semiconductor shares fell, dragging the CSI AI Index down 1.2% and the STAR50 down 0.9%, even as banking stocks rose due to defensive buying.

Hong Kong's Hang Seng gained 0.4%, but its AI sub-index dropped 2.4%, led by a 10.5% plunge in Z.AI after a discounted share placement.

By Anupam Nagar, ETMarkets.com Sep 14, 2026, 11:42:00 AM IST Follow us China stocks traded mixed on Monday, while Hong Kong shares edged higher as declines in artificial intelligence and semiconductor stocks offset gains in defensive sectors.

Investors remained cautious ahead of key interest-rate decisions by major global central banks, Reuters reported.ADVERTISEMENT At the midday break, the Shanghai Composite was up 0.2% at 3,894.28 points, while the blue-chip CSI300 index declined 0.3%.Technology stocks led the declines in mainland China.

The ChiNext Composite fell 0.5%, while Shanghai's technology-focused STAR50 index dropped 0.9%.

The CSI AI Index declined 1.2%, and the CSI Semiconductor Index weakened 0.7%.

China's banking sector rose 0.5% as investors sought relatively stable areas amid heightened uncertainty in global markets.ADVERTISEMENT Analysts at Guotai Haitong Securities said investors were becoming more cautious about taking risks as the global backdrop remained complex.

The Hang Seng AI Index fell 2.4%, with Z.AI shares tumbling as much as 10.5% to their lowest level in five months following a discounted share placement.

Rival Minimax declined 5.6% by the midday trading break.ADVERTISEMENT The weakness in AI-related stocks highlighted growing investor caution toward high-growth technology shares after their strong gains.Global Rate Decisions in FocusInvestors across Asia were also keeping a close watch on developments in global monetary policy.

Asian equities broadly declined on Monday as renewed concerns over oil supplies pushed crude prices higher.ADVERTISEMENT Markets are preparing for potentially important interest-rate decisions from the U.S.

Federal Reserve and the Bank of Japan later this week.

Higher energy prices could add to inflation concerns and complicate the outlook for monetary policy.The combination of elevated oil prices, uncertainty over interest rates and weaker sentiment toward technology stocks is likely to keep investors cautious across Asian markets in the near term, Reuters reported.