美股开盘，三大指数涨跌不一，纳指跌0.43%，标普500指数跌0.21%，道指涨0.16%。 美国正式对DRAM设备及其下游产品和组件(II)启动337调查，存储概念股集体回调，SK海力士跌超6%，闪迪跌超5%，西部数据、希捷科技跌超4%，美光科技跌超3%。 台积电跌超3%，Q2净利润同比暴增77.4%创新高，利好兑现后迎来获利了结。 百度涨3.5%，公司寻求在港双重主要上市，分析指最快今年9月可冲刺港股通。(格隆汇)
美股开盘，三大指数涨跌不一，纳指跌0.43%，标普500指数跌0.21%，道指涨0.16%。 美国正式对DRAM设备及其下游产品和组件(II)启动337调查，存储概念股集体回调，SK海力士跌超6%，闪迪跌超5%，西部数据、希捷科技跌超4%，美光科技跌超3%。 台积电跌超3%，Q2净利润同比暴增77.4%创新高，利好兑现后迎来获利了结。 百度涨3.5%，公司寻求在港双重主要上市，分析指最快今年9月可冲刺港股通。(格隆汇)
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