机器人概念股，集体走强

Market Overview - The Shanghai Composite Index experienced fluctuations, briefly turning positive, while the ChiNext Index saw a pullback after a rise. The total trading volume in the Shanghai and Shenzhen markets reached 1.29 trillion yuan, a decrease of 101.9 billion yuan compared to the previous trading day. Over 2,700 stocks in the market declined [1][3]. Sector Performance - The commercial aerospace sector remained active, with Daye Co. achieving five consecutive trading limits, China Satellite Communications hitting a new high with two limits in three days, and Zhongchao Holdings recording four limits in five days [3]. - The humanoid robot sector continued its strong performance, with Tianqi Co. achieving four consecutive limits and Wuzhou New Spring hitting two limits [3]. - The digital currency sector showed lively performance, with Yuyin Co. and Cuiwei Co. both achieving two consecutive limits [3]. - AI applications saw a rise, with Kute Intelligent hitting a 20% limit up [3]. - Conversely, the Hainan Free Trade Zone concept faced significant declines, with Hainan Development and Luoniushan experiencing sharp drops. Several retail stocks weakened, with Baida Group hitting the limit down and Dongbai Group and Maoye Commercial both dropping over 5% [3]. Closing Summary - At the close, the Shanghai Composite Index fell by 0.1%, the Shenzhen Component Index rose by 0.23%, and the ChiNext Index decreased by 0.06% [3].