上海
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光通讯概念走强，截至发稿，长飞光纤光缆涨17%，汇聚科技涨6%，剑桥科技涨4%。
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Notice: The content above (including the pictures and videos if any) is uploaded and posted by a user of NetEase Hao, which is a social media platform and only provides information storage services.
