How can the online inquiry system of disability certificate only find out that this person has a certificate?

The query method is as follows: 1. Prepare disability certificates, and all the second-generation disability certificates use red and blue covers; All the contents are typed by machine, and there is no handwriting; The number of disability certificate is ID number plus disability category code (1 digit) plus disability grade code (1 digit) * * *1digit. 2. Open the disability certificate, find the disability certificate number or ID number on the title page (remove the last two digits of the disability certificate number to get the ID number) and record it. 3. Open the query service website of People's Republic of China (PRC) Second Generation Disabled Persons' Card, enter your name and ID number (or disability card number) in the corresponding position, and then click Query. Disabled witnesses shall be uniformly issued by the China Disabled Persons' Federation and stamped with the seal of the China Disabled Persons' Federation. Visually disabled cards use red matte artificial leather, and other types of disabled cards use green matte artificial leather.