美股三大指数小幅低开，蔚来涨超8%

Group 1 - US stock indices opened slightly lower, with Dow down 0.13%, S&P 500 down 0.06%, and Nasdaq down 0.04% [1] - Eli Lilly's oral GLP-1 drug orforglipron achieved positive results in Phase 3 clinical trials, leading to plans for a global regulatory submission within the year [4] - South Korea's Korean Air signed a $50 billion procurement agreement with Boeing for 103 new-generation aircraft and engine maintenance services over the next 20 years [5] Group 2 - Beike reported a 11.3% year-on-year increase in revenue for Q2, totaling 26 billion yuan, while NON-GAAP net profit decreased by 32.4% to 1.82 billion yuan [6]