收评：沪指微涨0.04% 机器人概念、数字货币概念等涨幅居前

Market Overview - The Shanghai Composite Index closed at 3965.28 points, with a slight increase of 0.04%, and a trading volume of 903.82 billion yuan [1] - The Shenzhen Component Index closed at 13537.10 points, down by 0.49%, with a trading volume of 1235.52 billion yuan [1] - The ChiNext Index closed at 3222.61 points, decreasing by 0.66%, with a trading volume of 537.97 billion yuan [1] Sector Performance - The robotics sector showed strong performance, with companies like Wuzhou Xinchun and Tianqi Co., Ltd. hitting the daily limit [1] - The commercial aerospace sector continued its strong trend, with China Satellite achieving four consecutive trading limits [1] - The digital currency sector was active, with Cuiwei Co., Ltd. hitting the daily limit and Lakala rising over 12% [1] - The carbon fiber sector saw significant gains, with Heshun Technology hitting a 20% daily limit, along with Shenjian Co., Ltd. and Jilin Chemical Fiber also reaching their daily limits [1] Other Notable Sectors - The oil, diversified finance, aerospace, wind power, and photovoltaic sectors were among the top gainers [1] - Conversely, the energy metals, battery, pharmaceutical retail, commercial retail, brewing, and lithium mining sectors experienced declines [1]