A股午评：沪指涨0.12%， 芯片股大涨

Market Overview - The market experienced fluctuations with mixed performance across the three major indices, as the Shanghai Composite Index rose by 0.12%, while the Shenzhen Component Index and the ChiNext Index fell by 0.13% and 0.52% respectively [1][2] - The total trading volume in the Shanghai and Shenzhen markets reached 1.19 trillion yuan, an increase of 130.7 billion yuan compared to the previous trading day [1][2] Sector Performance - Chip stocks saw significant gains, with over ten stocks, including Fuman Microelectronics, hitting the daily limit [1][2] - Medical device concept stocks showed strong performance, with stocks like Lide Man also reaching the daily limit [1][2] - The IP economy concept stocks rebounded, highlighted by Jin Hong Group hitting the daily limit [1][2] - Conversely, innovative drug concept stocks faced adjustments, with Qianhong Pharmaceutical hitting the daily limit down [1][2] Top and Bottom Performing Sectors - Sectors with notable gains included PEEK materials, liquid cooling servers, and humanoid robots [1][2] - Sectors that experienced declines included traditional Chinese medicine, Tibet-related stocks, innovative drugs, and the film industry [1][2]