收到后会跟进，谢谢李老师，怎么说英语

I will keep updated when I receive, thank you,

I will follow up as soon as I receive it.

I will keep you posted when I receive it. Thank you, Prof. Li.

如果对方是教授，请使用教授李先生为普通教师 Li.

收到我会跟进谢谢李老师

I'll follow up on receiving it. Thank you Mr/Miss Li.