A股，突发异动！超4000股下跌，原因找到了！

Market Overview - On September 2, A-shares experienced a significant adjustment, with the ChiNext index dropping nearly 3%. The Shanghai Composite Index fell by 0.45%, and the Shenzhen Component Index decreased by 2.14% [3][4] - A total of 1259 stocks rose, while 4056 stocks declined, indicating a broad market downturn [4][5] - The total trading volume reached 29,124.23 billion, with a total of 5427 varieties traded [5] Sector Performance - Despite the overall market decline, dividend stocks remained active, with China Petroleum rising over 4%, reaching a new high for the year [5][6] - Gold stocks continued to show strength, with West Gold and Silver Nonferrous hitting the daily limit. The spot gold price briefly surpassed $3500 per ounce, marking a historical high [6][7] - The decline in technology stocks was attributed to previous excessive gains, leading to profit-taking by major investors [8] Robotics Sector - The robotics sector saw a notable rise in the afternoon, with companies like Zhejiang Rongtai and Top Group hitting the daily limit [9][10] - A significant factor for this surge was the announcement from Tesla regarding its next-generation production guidance, which is expected to be exceptionally high by Q3 of the following year. Tesla's new Master Plan Part IV shifts the company's focus from electric vehicles and energy to artificial intelligence and robotics [10]