Best wishes .regards to you!
Good luck to you!
With best wishes. With love.
I’m looking forward to your reply.
Looking forward to hearing from you??
Wish you good health and happiness.
Wish you success. Wish you the best of health/luck.
Wish you a pleasant journey.
Give my best regard /wishes to you .
Please remember me to your whole family.
Expecting to hear from you as soon as possible.
We are waiting for your good news.
I hope to receive your early reply.
How are you?
How are you getting on recently?
How are you getting on along with…?
How time flies!it s three months since I saw you last.
How nice to hear from you again .
I’m glad to have received your letter .
I’m pleased to hear that you are coming to China for a visit .
I’m writing to express my views about…
Let me tell you something about the activity.
I’m writing to you about the lecture to be given next Monday.
How nice to hear from you again.
Thank you for you letter.
I have received your letter of July 2oth.