收盘丨沪指放量涨超1%逼近4000点，存储芯片概念持续爆发

Core Viewpoint - The A-share market shows strong upward momentum with significant trading volume and a broad increase in stock prices, indicating a potential shift towards a more vibrant market phase driven by policy support and restored investor confidence [2][4][7]. Market Performance - The total trading volume in the Shanghai and Shenzhen markets reached 2.34 trillion yuan, an increase of 365.9 billion yuan compared to the previous trading day [4]. - The Shanghai Composite Index rose by 1.18%, closing at 3996.94 points, while the Shenzhen Component Index increased by 1.51% to 13489.40 points, and the ChiNext Index gained 1.98%, reaching 3234.45 points [2][3]. Sector Performance - The storage chip sector experienced a surge, with multiple stocks hitting the daily limit, including Zhaoyi Innovation, which reached a new high [3]. - Other strong-performing sectors included consumer electronics, CPO, and circuit board concepts, while gaming, Hainan, and oil and gas sectors faced declines [3]. Capital Flow - Main capital inflows were observed in the communication, non-ferrous metals, and public utilities sectors, while there were outflows from battery, banking, and gaming sectors [6]. - Notable net inflows were recorded for Industrial Fulian, Shenghong Technology, and Hengbao Co., with net inflows of 1.768 billion yuan, 1.016 billion yuan, and 867 million yuan, respectively [6]. Institutional Insights - According to Citic Securities, the Shanghai Composite Index's approach to the 4000-point mark signifies the market entering a new, more dynamic phase, although sustained upward momentum will depend on solid economic fundamentals and improved corporate earnings [7]. - Qianhai Rongyue Asset Management suggests that the next resistance level for the Shanghai Composite Index may be around 4100 points [8]. - Guo Cheng Investment indicates that the market's continued upward trend should be monitored, particularly around the 4200-point resistance level for the Shanghai Composite Index [9].