A股午评：超2800只个股飘红，三大指数收跌；脑机接口、白酒概念股拉升，教育、银行板块上涨；CPO、存储芯片下挫；通信设备、半导体大跌
28日，A股三大指数低开，随后震荡下行。截至午间收盘，沪指跌0.98%，深证成指跌3.42%，创业板指跌5.37%。
全市半日成交额1.34万亿，超2800只个股上涨。
板块方面，脑机接口、白酒概念股拉升；教育、文化传媒、餐饮旅游、银行、汽车、电信等板块上涨。CPO、存储芯片概念股下挫；通信设备大跌，电子元器件、电脑硬件、半导体、能源设备、建材、基本金属、电工电网等跌幅居前。
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