港股午评：恒生指数涨0.03% 恒生科技指数涨1.83%
人民财讯7月21日电，港股午间收盘，恒生指数涨0.03%，恒生科技指数涨1.83%。智谱大涨超25%，华虹宏力涨超16%，MINIMAX涨超11%，中芯国际涨超8%。
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