Dear Ruth，
I offer my warmest congratulations on your promotion to Vice President of the company. I know how talented you are and how hard you’ve worked to attain this goal. No one could have been more deserving. How exciting it must be for you to realize your ambitions after all those years of hard working. It’s been a real encouragement to me to see your efforts rewarded.
Sincere congratulations to you. Your expertise and dedication will bring out the best of everyone on your staff. They’re learning from a real professional.
I wish you still further success.
Sincerely yours,
Ma Lin