Zoho email Problem with Gmail

Zoho email Problem with Gmail

After i got a problem on zoho right here xxxx
I got another deal with your services. Below is a message that come to my inbox after trying to send email

Delivery to the following recipient failed permanently:

     info@ mydomainname .co.id

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient mydomainname .co.id by mx.zoho.com . [74.201.154.201].

The error that the other server returned was:
554 5.2.3 MailPolicy violation Error delivering to mailboxes


Here is a screenshoot


Any idea how can i solved this issued ?