贺信 (hè xìn): Congratulatory letter (Noun) — Meaning & Stroke Order

When do you plan to send out that congratulatory letter to the newlyweds?

The company sent a congratulatory letter to congratulate us on the success of the project.

He did not receive any congratulatory letter, which made him feel a bit disappointed.

I need to quickly write a congratulatory letter to congratulate him on his promotion and raise.