I am writing this e-mail to send my congratulations to you on your victory.

我写这封邮件是为了向你表示祝贺，祝贺你赢得了胜利。

youdao

I am writing to express my congratulations to you on your winning first place in the English Speech Competition holding recently.

我写这封信是为了祝贺你在最近举行的英语演讲比赛中获得了第一名。

youdao

How can I express my congratulations to you?

真不知道如何表达我对你的祝贺?。

youdao

So my message to Congress is thank you and congratulations on authorizing Ex-Im Bank to continue on its extraordinary mission.

WHITEHOUSE: Signing Export-Import Bank Reauthorization