Hoax Clearing Center

This is the Planio mail system at host fsn1-app05.hosts.plan.io.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, you can contact our support team
at support@plan.io or https://plan.io/contact.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

The Planio mail system

<Jessica@tradechina.com>: host mxbiz1.qq.com[103.86.78.3] said: 550 Mailbox
unavailable or access denied
[N/u+XgB1UQZ7Nk6n1s+U2FwrD5yMirj0GZc4HJsaCz8m5ZviQa0QdaE= IP:
116.202.71.75]. https://open.work.weixin.qq.com/help2/pc/20057. (in reply
to end of DATA command)