美股盘前，区块链概念股走强。截至发稿，Coinbase(COIN.US)涨2.29%,RiotBlockchain(RIOT.US)涨3.45%,MarathonDigital(MARA.US)涨5.06%,比特数字（BTBT.US)涨3.25%,嘉楠科技（CAN.US)涨3.18%,MicroStrategy(MSTR.US)涨3.89%.

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