累计涨幅较大，超过科创综指、科创50等相关指数涨幅，可能存在短期上涨过快出现的下跌风险。截至本公告披露日，公司日常生产经营情况正常，不存在其他应披露而未披露的重大信息。公司器件保偏光纤相关业务营收占比不足1%，器件保偏光纤在手订单较少，业务体量相对有限。
sions were reported in the Ukrainian cities of Kherson, Zaporizhzhia and Nikopol.BBC's Hugo Bachega in Kyiv said five explosions had been heard in Kherson, one of the largest cities under Russian occu
the expo, a trend that once again reflects growing confidence and willingness among global suppliers to tap into China's consumer market, Zhou Mi, a senior research fellow at the Chinese Academy of I
可能存在短期上涨过快出现的下跌风险。截至本公告披露日，公司日常生产经营情况正常，不存在其他应披露而未披露的重大信息。公司器件保偏光纤相关业务营收占比不足1%，器件保偏光纤在手订单较少，业务体量相对有限。
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