今日盘中，国泰君安国际（01788）股价大涨5.63%，引发市场广泛关注。这一显著涨幅背后有两大主要利好因素支撑。
首先，根据港交所披露易的"沪港通及深港通持股纪录"显示，北向资金大幅增持国泰君安国际股票。截至上一个交易日，北水增持国泰君安国际约6.79亿股，这一数据在当日港股中位列第一。北向资金的大幅流入表明内地投资者对国泰君安国际的投资价值持积极态度，这无疑为公司股价提供了强劲支撑。
其次，市场消息显示，国泰君安国际将作为联席保荐人之一，参与龙旗科技的港交所上市项目。龙旗科技是全球领先的智能产品和服务提供商，其客户包括小米、三星电子、联想等知名品牌。据悉，龙旗科技在智能手机ODM领域排名全球第一，这一高质量的IPO项目有望为国泰君安国际带来可观的投行业务收入。这一消息进一步提振了投资者对国泰君安国际未来业绩增长的信心。
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