存储芯片概念股，逆势爆发

Market Overview - The A-share market experienced a pullback after an initial rise, with all three major indices closing lower. The Shanghai Composite Index fell by 0.12%, the Shenzhen Component Index decreased by 0.43%, and the ChiNext Index dropped by 1.09% [3]. - The total trading volume in the Shanghai and Shenzhen markets reached 2.52 trillion yuan, an increase of 832 billion yuan compared to the previous trading day [1][6]. Sector Performance - The market showed a mixed performance with over 3,300 stocks declining. The non-ferrous metals sector was notably active, with Shengda Resources hitting the daily limit [1]. - The storage chip sector also saw gains, with Demingli reaching the daily limit. Additionally, innovative drug concept stocks experienced localized surges, exemplified by Zhaoyan New Drug achieving three consecutive daily limits in six days [1]. - Conversely, the large financial, liquor, and gaming sectors faced collective declines [2]. Trading Metrics - The limit-up performance rate was recorded at 74%, with 66 stocks hitting the limit and 23 stocks touching the limit [6]. - The performance of stocks that hit the limit yesterday showed a 3.01% return today, with a high opening rate of 68% and a profit rate of 61% [6].