黄金，跳水！

Core Viewpoint - The S&P 500 and Nasdaq indices reached all-time highs, while the Chinese concept stocks showed mixed performance, with brain regeneration technology soaring nearly 122% [2][3][4]. Market Performance - On July 3, U.S. stock indices closed higher, with the Dow Jones up 0.77% at 44,828.53 points, the S&P 500 up 0.83% at 6,279.35 points, and the Nasdaq up 1.02% at 20,601.1 points, marking new historical highs for both the S&P 500 and Nasdaq [5][6][7]. - Major technology stocks mostly rose, with the Wande American Technology Seven Giants Index increasing by 1.03%. Amazon rose by 1.59%, Microsoft by 1.58%, and Nvidia by 1.33% [10]. Chinese Concept Stocks - Chinese concept stocks exhibited mixed results, with the Nasdaq Golden Dragon China Index up 0.4% and the Wande Chinese Technology Leaders Index down 0.98%. Notable declines included Xiaomi down 3.61%, Meituan down 2.56%, and Alibaba down 1.87% [12][13]. Legislative Developments - The U.S. House of Representatives passed the "Big and Beautiful" bill, which includes significant tax cuts and spending measures. The bill passed with 218 votes in favor and 214 against, and is expected to be signed into law by President Trump [18][19][21]. Economic Indicators - U.S. Treasury yields rose across the board, with the 2-year yield increasing by 9.92 basis points to 3.880%, and the 10-year yield rising by 6.30 basis points to 4.342%. This increase is attributed to strong labor market data, which diminished expectations for a Federal Reserve rate cut [22][23]. - Following the release of strong non-farm payroll data, gold prices fell, with spot gold down 0.92% to $3,326.085 per ounce [24]. Notable Stock Movements - Brain regeneration technology stocks surged nearly 122%, with a year-to-date increase of nearly 18,000% [15][17].