A股午评：超4500只个股飘红，三大指数集体收涨；半导体板块暴涨，软件、通信设备、教育上涨；银行回调，保险、酒类下跌

　　31日，A股三大指数高开高走，午盘集体收涨。科创综指、科创50指数盘中一度涨近9%。截至午间收盘，沪指涨0.76%，深证成指涨3.16%，创业板指涨5.04%。

　　全市半日成交额1.79万亿元，超4500只个股上涨。

　　盘面上，互联网、软件、文化传媒、通信设备、半导体、教育等板块涨幅居前；光芯片、智能体、AIGC、光模块等概念走强。银行板块回调明显，保险、机场、石油天然气、酒类等板块下跌。

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