It opens or It's open

Hi everybody :smiley:

Is there any difference between:

[color=blue]The company opens from 9:00 to 5:00. and
The company is open from 9:00 to 5:00.

hope to get your help

Thanks so much for your help. It’s very clear for me. First, I supposed they are the same but know I can see the big problem.

Thanks again