沪指，刷新年内新高

Group 1 - The A-share market experienced a morning surge with increased trading volume, leading to the Shanghai Composite Index reaching a new high for the year and the ChiNext Index rising over 2% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.23 trillion yuan, an increase of 180.8 billion yuan compared to the previous trading day [1] - Key sectors showing strong performance included storage chip concepts, with companies like Shannon Chip and Puran Co. both hitting new highs [1] Group 2 - The commercial aerospace sector saw a strong breakout, with Dahua Intelligent achieving two consecutive trading limit ups, and over ten commercial aerospace concept stocks hitting the daily limit [2] - The computing hardware sector also experienced fluctuations, with Zhongji Xuchuang reaching a new high [2] - In contrast, the coal sector faced significant declines, with companies like Antai Group and Yunmei Energy hitting the daily limit down [2]