Zijin Mining(HK:02899) Jin Rong Jie·2025-07-31 05:11Group 1 - The Hang Seng Index fell by 1.07%, down 270 points, closing at 24,906 points, while the Hang Seng Tech Index rose by 0.34% [1] - AI concept stocks showed strong performance, with multiple catalysts for AI applications in the second half of the year, presenting significant investment opportunities [1] - Notable gainers in AI stocks included Meitu Inc. (up 15.26%), Kingdee International (up 11.70%), and Kuaishou-W (up 8.98%) [1] Group 2 - Three Life Sciences Pharmaceutical (SSGJ-707) saw a rise of over 5% due to its partnership with Pfizer, indicating substantial potential for overseas valuation enhancement [2] - Huajian Medical (up over 10%) partnered with BGI to establish an innovative drug intellectual property tokenization fund [2] Group 3 - Jinxin Reproductive Medicine rose by 6.48% as policy benefits gradually materialize, positioning the company as a leader in private assisted reproduction [3] - Copper stocks declined across the board following Trump's announcement of a 50% tariff on imported semi-finished copper, with Zijin Mining falling by 4.93% [3] - Gold stocks also experienced a downturn, with Tongguan Gold dropping by 8.67% amid unchanged interest rates from the Federal Reserve [3]