Global Stocks Mixed as Investors Weigh Fed Chair Comments, Await Key U.S. Inflation Data

1. U.S. tech sell-off impacts stock futures amid Fed Chair Powell's remarks. 2. Focus on upcoming PCE inflation figures affecting market sentiment. 3. Alibaba's $53 billion AI investment boosts its stock, supporting HK markets. 4. Hang Seng Index rose 1.3%, reflecting good momentum in Asian markets. 5. Gold prices eased while oil prices increased due to supply risks.