美股三大指数基本平开，中概股多数下跌

Market Overview - On December 23, US stock indices opened flat, with the Dow Jones slightly down, while the S&P 500 and Nasdaq showed minor gains [1]. - The Dow Jones Industrial Average was at 48,320.30, down by 42.38 points or 0.09% [2]. - The Nasdaq index stood at 23,444.34, up by 15.51 points or 0.07% [2]. - The S&P 500 index was at 6,880.88, increasing by 2.39 points or 0.03% [2]. - Chinese concept stocks mostly declined, with the Nasdaq Golden Dragon China Index down by 0.4%, and companies like Miniso, Xpeng Motors, and Pony.ai dropping over 2% [2]. Company News - Novo Nordisk's stock surged over 9% following the approval of its first oral GLP-1 weight loss drug by the US FDA [3].