Congratulations on Promotion
Dear 1
Congratulations on your recent promotion to (position)
I know how hard you have worked to earn the recognition
you presently enjoy at (name of firm) , and I feel that
they are very wise in having made their choice.
* recognition = (공로 등에 대한) 인정, 표창
Please accept our best wishes for your success in your
new position.
Dear 2
It was with great pleasure that I read of your promotion
to the position of (position) with (name of firm)
I am sure your firm has made a very wise choice and that
you will excel in your new role as (position).
* excel (in/at ~) = 뛰어나다, 탁월하다
Please accept my congratulation on your promotion and my
very best wishes for your continuing success.