日盛嘉富的前身嘉富國際是一家機構遍佈香港、東京、倫敦、紐約和雪梨等大都會的著名國際證券商。自1979年在英國倫敦成立以來，一直為全球的機構客戶提供股票、債券、期權、以及金融衍生工具等金融產品和服務。

嘉富國際(香港)成立於1984年，專為亞太地區的客戶提供股票買賣交易服務。日盛證券成立於1961年，是臺灣歷史最悠久的證券商之一，過去四十年來一直為顧客提供包括股票首次公開發行保薦、承銷、股票買賣交易、定息債券、從屬權益交易、金融衍生工具、以及資產管理等綜合性金融服務的國際投資銀行。

日盛嘉富是日盛證券(香港)在1999年成功收購嘉富國際，並重新組合嘉富國際和日盛的海外投資銀行業務而成立。日盛嘉富是由嘉富強大的國際證券配售網路與日盛證券雄厚的財務實力和豐富的企業融資經驗的完美組合。

日盛嘉富通過分佈上海、香港以及臺灣的證券經紀機構和銷售網路，以長期積累的企業融資經驗，專注為客戶提供企業上市、私募、財務顧問、證券交易和資產管理等金融服務。
 
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