Core Viewpoint - The article highlights the strong performance of the Hong Kong stock market, particularly focusing on the significant rebound of certain stocks like Lao Pu Gold, which surged by 6.23% on August 4, 2023, amid rising demand for gold as a safe-haven asset due to international uncertainties [2][19]. Market Performance - On August 4, the Hong Kong stock indices collectively rose, with the Hang Seng Index increasing by 0.92% to close at 24,733.45 points, the Hang Seng Tech Index up by 1.55%, and the Hang Seng China Enterprises Index rising by 1.01% [2][3]. - The total market turnover for the day was HKD 234.7 billion, with southbound funds experiencing a rare net outflow of HKD 18.092 billion [2]. Stock Highlights - Lao Pu Gold reported a significant increase in its stock price, closing at HKD 733.00 per share, with a year-to-date increase of 179.85%. The company expects to achieve revenue between RMB 12 billion and 12.5 billion for the first half of the year, reflecting a year-on-year growth of 241% to 255% [19][21]. - In the semiconductor sector, InnoTek surged by 30.47% to HKD 75.15 per share after announcing a partnership with NVIDIA to promote a new power architecture for AI data centers [9]. - Zhongke Biological experienced a dramatic increase of 47.76%, closing at HKD 0.99 per share, with speculation about its potential inclusion in certain indices driving investor interest [11][13]. - Conversely, China New City saw a significant decline of 27.86%, partially reversing its earlier gains, although it still recorded a year-to-date increase of 26.25% [15][17]. Sector Performance - The gold sector showed strong performance overall, with notable increases in stocks such as Shandong Gold, which rose by 10.7%, and Chifeng Gold, which increased by 8.89% [22]. - The article also notes that the demand for gold is being driven by economic uncertainties, reinforcing its status as a safe-haven asset [19].

Group 1 - The company InnoPhase (02577) has announced a partnership with global AI technology leader NVIDIA to promote the large-scale implementation of the 800 VDC (800-volt direct current) power architecture in AI data centers [1] - The 800 VDC architecture is specifically designed by NVIDIA for future efficient power supply megawatt-level computing infrastructure, offering significant advantages in system efficiency, thermal loss, and reliability compared to traditional 54V power systems [1] - The company's third-generation GaN devices provide an excellent high-frequency, high-efficiency, and high-power density solution, supporting a full-link gallium nitride power solution from 800V input to GPU terminals, covering 15V to 1200V [1] Group 2 - The integration of GaN technology with NVIDIA's 800 VDC power architecture is expected to enable AI data centers to achieve a leap from kilowatt-level to megawatt-level in the coming years, ushering in a more efficient, reliable, and environmentally friendly era of AI computing [1]