Pre-market trading news in the United States: 1. Futures indexes in the U.S. fell slightly before Wednesday. Traders are starting to worry about the economy slipping into a recession due to the possibility of the Federal Reserve raising interest rates beyond expectations. Dow futures dropped 0.4%, s&p 500 futures dropped 0.6%, and Nasdaq futures fell 1.0%. 2. The DAX index in Germany fell by 0.4%, the UK ftse100 index fell by 0.1%, the France cac40 index fell by 0.4%, and the Europe stoxx50 index dropped by 0.5%. 3. Petroleum stocks fell before the market, with bp plc, shell, and totalEnergies dropping more than 1%. 4. Airbnb fell by 2.86% before the market opening, while Morgan Stanley downgraded its rating to "shareholding". 5. Trump's social media shell company, DWAC, fell by over 3%, as a U.S. jury found two of Trump's group companies guilty of tax fraud and other charges. 6. China concept stocks were collectively down before the market opened, with H World Group, JD.com, XPeng Motors, Ke Holdings, Bilibili dropping by over 5%, NIO, Li Auto, Alibaba, Futu Holdings Ltd, Vipshop, New Oriental, PDD Holdings, Netease falling by over 4%, Trip.com, TAL Education, Baidu, Yum China dropping by over 3%, Manbang, JinkoSolar, Daqo New Energy, among others, all opening lower before the market. 36Kr Holdings rose by nearly 5% before the market opened, with a year-on-year revenue growth of 11.5% in the third quarter. Tuniu rose by 2%, with orders increasing by 43% over the past three days.