1. First log on to China Art Grading Network, which is the official website hosted by China Art Grading Center under the Ministry of Culture and Tourism of China, and you can check the art grading certificates all over the country.

2. Secondly, on the homepage of the website, find the option of grade examination query or certificate query, and click to enter the query page.

3. Finally, in the query page, enter the candidate's name, ID number or certificate number, and then click the query button to query.