Hong Kong stock movement: ZHEJIANG SHIBAO rose by 15.26%, with clear capital flow. What caused such fluctuations in market sentiment?

Hong Kong Stock Movement ZHEJIANG SHIBAO, up 15.26%, with no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Stocks with High Trading Volume in the Industry Hesai-W, up 0.18%. Based on recent key news: On February 20, Hesai-W showcased its LiDAR technology during the CCTV Spring Festival Gala, driving the stock price up. The Hesai JT128 LiDAR has been applied to multiple robotic products, with cumulative deliveries exceeding 200,000 units, enhancing market confidence in its technological strength, leading to a 5.05% increase in stock price; On February 20, Yushu Technology showcased a robot equipped with Hesai LiDAR during the Spring Festival Gala, increasing market attention on Hesai. Yushu's robot performed excellently during the gala, further driving up the stock price of Hesai-W; No other significant news recently. The technological innovation in the robotics industry is accelerating. Minth Group, up 1.67%, with a trading volume of HKD 54.11 million, and no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Maxon Motor Holdings, up 1.76%, with a trading volume of HKD 24.34 million, and no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Stocks with High Market Capitalization in the Industry Fuyao Glass, up 2.70%, with a market capitalization of HKD 168.7 billion, and no significant news recently. Trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation