Zhong Guo Ji Jin Bao·2025-09-16 03:19Market Overview - A-shares opened higher on September 16, with the Shanghai Composite Index at 3871.64 points, up 0.29%, the Shenzhen Component Index up 0.24%, and the ChiNext Index up 0.22% [2][3] - The total trading volume in the Shanghai and Shenzhen markets exceeded 500 billion yuan [2] Sector Performance - Real estate and gold sectors saw initial gains, while computer hardware and automotive parts sectors led the market [2] - The semiconductor sector experienced a surge, with the GPU index rising nearly 4% [4][5] - Notable stocks included Longxin Zhongke, which hit a 20% limit up, and other companies like Zhongke Shuguang and Haiguang Information, which rose over 8% [5] Notable Stocks - Pudian Co. reached a price of 105.60 yuan, with a 20% increase and a market cap of 15.6 billion yuan [6] - Longxin Zhongke's stock price was 154.50 yuan, up 18.66%, with a market cap of 62 billion yuan [6] - Zhongke Shuguang's stock rose 8.32% to 110.98 yuan, with a market cap of 162.4 billion yuan [6] Nvidia Supply Chain - The Nvidia supply chain index saw an increase of over 2%, with companies like Shiyun Circuit and Junsheng Electronics hitting the 10% limit up [7] - The market is reacting to investigations into Nvidia by Chinese authorities regarding anti-competitive practices [9] Cooling Technology - Nvidia is promoting the development of MLCP (Microchannel Liquid Cooling Plates) to address the rising heat from AI GPU chips, with prices significantly higher than current cooling solutions [12]