中新网北京7月31日电(记者 谢艺观)7月最后一个交易日，A股主要指数集体收涨：上证指数涨0.72%，深证成指涨2.21%，创业板指涨3.06%，科创50涨2.99%。
全市场超4600只个股上涨，逾百家个股涨停；市场成交额2.56万亿元，较前一交易日大幅放量。
盘面上，互联网板块领涨，税友股份、美利云、智度股份等多只相关个股涨停。另，软件、文化传媒、通信设备等行业板块亦涨幅居前。
27日，长鑫科技正式登陆A股科创板。截至今日收盘，长鑫科技股价53.97元，总市值3.61万亿元。按照发行价8.66元计算，长鑫科技本周股价累计涨幅超5倍。(完)
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