沪指七连阳成交破1.9万亿，机器人商业航天概念领涨

Group 1 - The Shanghai Composite Index rose by 0.47%, marking its seventh consecutive day of gains, while the Shenzhen Component Index and the ChiNext Index rebounded after initial declines [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.92 trillion yuan, an increase of 44.3 billion yuan compared to the previous trading day [1] - Over 3,700 stocks in the market experienced gains, with 93 stocks hitting the daily limit up [1] Group 2 - The commercial aerospace sector remained active, with over 20 constituent stocks hitting the daily limit up, including Shenjian Co., which achieved six consecutive limit ups [1] - The robotics sector saw a rapid increase, with stocks such as Shoukai Co., Xiangshan Co., and Haozhi Electromechanical all hitting the daily limit up [1] - The paper-making sector experienced significant gains, with stocks like Bohui Paper, Yibin Paper, and Wuzhou Special Paper all hitting the daily limit up [1] Group 3 - In contrast, sectors such as precious metals, Hainan, and energy metals faced declines, with the Hainan Free Trade Zone concept stocks collectively dropping, including Hainan Ruize, which fell nearly 7% [1]