标普500指数创收盘新高，中概指数收跌1.11%

Core Points - The U.S. stock market saw all three major indices close higher, with the Dow Jones up 0.77%, the S&P 500 rising 0.83% to a new closing high, and the Nasdaq Composite increasing by 0.98% [1] - Chip stocks performed strongly, with Western Digital rising over 5% and Micron Technology increasing by more than 4% [1] - Major tech stocks also saw gains, with Amazon rising over 4%, marking its largest increase since May [1] - Most popular Chinese concept stocks declined, with the Nasdaq Golden Dragon China Index falling by 1.11% [1] - Alibaba dropped over 4%, NIO fell more than 3%, and Xpeng Motors decreased by over 2% [1]