Zheng Quan Shi Bao·2025-05-21 11:03Market Overview - A-shares maintained a fluctuating upward trend on May 21, with the ChiNext Index rising over 1% at one point, and the North China 50 Index hitting a new high during the session [1] - The three major A-share indices collectively rose, with the Shanghai Composite Index closing up 0.21% at 3387.57 points, the Shenzhen Component Index up 0.44% at 10294.22 points, and the ChiNext Index up 0.83% at 2065.39 points [1] - The total trading volume in the Shanghai and Shenzhen markets was approximately 1214.6 billion yuan, roughly equivalent to the trading volume on May 20 [1] Stock Movements - Multiple high-priced stocks exhibited volatility, with Chengfei Integration hitting the daily limit down after a significant rise earlier in the year, closing down over 5% with a trading volume exceeding 3.9 billion yuan [3][6] - Zhongyida's stock price surged over 312.90% from March 10 to May 20, but the company reported no significant changes in its fundamentals and is expected to incur losses in 2024 [5] - Nanjing Port and Wangzi New Materials both experienced "limit-up" and "limit-down" movements during the trading session [7][9] Sector Performance Gold Sector - The gold sector saw significant gains, with stocks like Laishen Tongling and Western Gold hitting the daily limit up, while other gold-related stocks also posted gains of over 5% [11] - Domestic and international gold prices continued to rise, with the main futures contract for gold in Shanghai increasing by over 3% [12] Coal Sector - The coal sector showed strength, with Dayou Energy hitting the daily limit up and Shanmei International and Jinkong Coal Industry rising by approximately 6% [14] - Analysts noted that the coal supply and demand dynamics are showing signs of recovery, with expectations for coal prices to stabilize and potentially rise in June [16]