午评：沪指半日涨0.21% 银行股集体反弹

Group 1 - The core viewpoint of the article indicates that the market experienced mixed performance with the Shanghai Composite Index rising by 0.21% while the Shenzhen Component and ChiNext indices fell by 0.32% and 0.58% respectively [1] - The total trading volume in the Shanghai and Shenzhen markets reached 960.6 billion, an increase of 46.3 billion compared to the previous trading day [1] - The banking sector showed a collective rebound, with major banks like China Construction Bank reaching new historical highs [1] Group 2 - The semiconductor sector performed strongly, with over ten stocks, including Kaimeteqi, hitting the daily limit [1] - In contrast, stablecoin-related stocks continued to decline, with Hopu shares dropping over 10% [1] - Other sectors that saw gains included shipbuilding, photolithography machines, and innovative pharmaceuticals, while sectors like diversified finance, cross-border payments, solid-state batteries, and copper cable high-speed connections faced declines [1]