What does the code below the health certificate photo stand for?

Generally speaking, there are the following procedures for handling health certificates:

1. Take your ID card to the health certificate office to get the health check list, fill it out clearly one by one according to the requirements on the form, and post my photo. 2. With the payment notice issued by the health certificate handling office, go through the payment formalities at the charging point, wait for the certificate, and it will arrive soon.

Quantity: xxxxxxx

Name: xxx, gender: xx

Type of work: xxx Age: xxx (photo)

Physical examination: qualified

Release date: August 8, 2007

Physical examination unit: xx District Center for Disease Control and Prevention.