A股收评：沪指12连阳强势收复4000点

Core Viewpoint - The A-share market experienced a positive start to the new year, with significant gains across major indices on the first trading day of January [1] Group 1: Market Performance - The Shanghai Composite Index rose by 1.38%, reclaiming the 4000-point level [1] - The Shenzhen Component Index increased by 2.24% [1] - The ChiNext Index saw a rise of 2.85% [1] - The North China 50 Index gained 1.8% [1] Group 2: Trading Volume - The total trading volume for the three markets reached 25,672 billion yuan, an increase of 5,015 billion yuan compared to the previous day [1] - Over 4,100 stocks across the three markets experienced price increases [1]