A股收评：沪指14连阳！全市场成交额2.88万亿元，存储芯片板块爆发

Market Overview - The three major A-share indices experienced slight increases, with the Shanghai Composite Index rising by 0.05% to close at 4085 points, marking a 14-day consecutive gain [1] - The Shenzhen Component Index increased by 0.06%, while the ChiNext Index rose by 0.31% [1] - The total market turnover reached 2.88 trillion yuan, an increase of 493 billion yuan compared to the previous trading day, with nearly 3200 stocks declining [1] Sector Performance - The storage chip sector saw a significant surge in prices, leading to explosive growth, with stocks like Tongcheng New Materials and Hengkun New Materials hitting the daily limit [1] - The electronic chemicals sector also performed well, with Guanggang Gas hitting the daily limit [1] - The photolithography machine (gel) sector strengthened, with multiple stocks such as Nanda Optoelectronics reaching the daily limit [1] - The media sector experienced a rally, with stocks like Dayou Energy and Shaanxi Black Cat hitting the daily limit [1] - Other sectors with notable gains included semiconductors, controllable nuclear fusion, CPO concepts, and rare earth permanent magnets [1] Declining Sectors - The DRG/DIP concept saw a decline, with Rongke Technology hitting the 20% daily limit down [1] - The brain-computer interface sector faced a significant pullback, with stocks like Chengyitong and Aipeng Medical dropping over 10% [1] - The titanium dioxide sector weakened, with Zhenhua Holdings leading the decline [1] - Sectors such as digital currency, under-screen photography, and brokerage concepts also experienced notable declines [1]