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比特币ETF连续5日净流入，4月以来首次
Live markets: Bitcoin ETFs post a fifth straight day of inflows in a first since April
The run has pulled in roughly $727 million, the most sustained stretch of buying since the record outflows of June.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力