How to reply briefly in the group after promotion?

1, I am very grateful for this opportunity, and I will try my best to do my job well.

I cherish this promotion opportunity very much. I hope I can be competent for this position and get better results.

3. Thank you for your approval. I will continue to study and work hard to better serve the company and the team.

I feel deeply honored and responsible. I will remain modest, work hard and make greater contributions to the company.

I will continue to keep my enthusiasm and work hard to ensure that I am qualified for this new role.