A股三大指数走强！创业板指涨2.34%，深成指涨1.25%，科创50指数涨5.43%，半导体芯片、PCB、信创领涨，2200股上涨

Core Points - A-shares major indices strengthened, with the ChiNext Index rising by 2.34%, the Shanghai Composite Index increasing by 0.56%, the Shenzhen Component Index up by 1.25%, and the STAR Market 50 Index surging by 5.43% [1][2] Index Performance - Shanghai Composite Index: 3792.35, up by 21.25 points, or +0.56% [2] - ChiNext Index: 2656.10, up by 60.63 points, or +2.34% [2] - Shenzhen Component Index: 12068.87, up by 149.11 points, or +1.25% [2] - STAR Market 50 Index: 1211.56, up by 62.41 points, or +5.43% [2] - North Exchange 50 Index: 1601.89, up by 12.50 points, or +0.79% [2] - CSI 300 Index: 4332.73, up by 44.66 points, or +1.04% [2] - Shanghai 50 Index: 2892.31, up by 30.14 points, or +1.05% [2] Sector Performance - Semiconductor chips, PCB, and Xinchuang sectors led the gains, with nearly 2200 stocks in the Shanghai and Shenzhen markets rising [1]