美股开盘，三大股指小幅低开，道指跌0.32%，纳指跌0.4%

Group 1 - The core market sentiment shows a slight decline in major U.S. stock indices, with the Dow Jones down 0.32%, Nasdaq down 0.4%, and S&P 500 down 0.45% [1] - Walmart's stock increased by nearly 2.5% following Google's announcement of a partnership with Walmart and other large retailers to develop the Gemini chatbot as a virtual merchant and assistant [1] - Chinese concept stocks performed well, with Alibaba rising over 4% as JPMorgan suggested gradually increasing holdings in the company, Baidu up 3.5%, and XPeng gaining nearly 5% [1] Group 2 - XPeng is reportedly preparing to submit a confidential application for an IPO in Hong Kong, with the potential to list on the Hong Kong Stock Exchange as early as this year [1]