港股早评：三大指数高开，科技股、金融股反弹，金价新高黄金股持续上涨

Core Points - US stock markets saw a significant rebound with the Dow Jones rising nearly 600 points and the Chinese concept index increasing by 3.21% [1] - Hong Kong stocks opened higher after a series of declines, with the Hang Seng Index up 0.31% and the Hang Seng Tech Index up 0.56% [1] Company Performance - Major technology stocks that had previously declined saw a broad increase, with JD.com rising by 1.57% and Alibaba increasing by 1.35% [1] - Apple-related stocks, which had dropped recently, collectively rebounded, indicating a recovery in investor sentiment [1] Sector Movements - Precious metals continued to reach new highs, with gold stocks leading the rise in the non-ferrous metals sector; China Silver Group surged nearly 9% [1] - Some sectors faced declines, including home appliances, building materials, and dairy, with Haier Smart Home falling by 1.6% and Mengniu Dairy dropping over 1.3% [1] Investment Trends - The Hong Kong technology ETF and Hang Seng Index ETF both saw increases of over 1%, reflecting strong investor interest in tech stocks [1] - The Hang Seng Tech Index ETF attracted significant capital, with over 800 million yuan flowing in over the past 20 days [1]