港股开盘：恒生指数涨0.17%，恒生科技指数涨0.22%

Core Viewpoint - The Hong Kong stock market opened with slight gains, indicating a positive market sentiment on December 4th [1] Group 1: Market Performance - The Hang Seng Index increased by 0.17% [1] - The Hang Seng Tech Index rose by 0.22% [1] Group 2: Notable Stock Movements - Sanhua Intelligent Control surged over 5% [1] - Yujian Technology climbed more than 4% [1] - JD Health, Zijin Mining, and Trip.com Group each saw gains exceeding 3% [1]