A股收评：超2700只个股飘绿，三大指数收跌，科创50跌超6%；白酒、银行、电信板块上涨，CPO、芯片股集体走低，通信设备、半导体大跌

　　28日，A股三大指数集体低开，随后震荡下行。截至收盘，沪指跌1.16%，深证成指跌4.52%，创业板指跌7.35%。科创50跌6.33%。

　　全市成交额2.04万亿，超2700只个股下跌。

　　板块方面，白酒、教育、银行、电信、餐饮旅游、运输、汽车、文化传媒等板块上涨。CPO、存储芯片股集体走低；通信设备、电子元器件、半导体、电脑硬件大跌，能源设备、建材、基本金属、化工、机械、电工电网、航天军工等跌幅居前。

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