Hello, you can apply directly to the Examination and Certification Center of China Interior Decoration Association. They are the most authoritative examination and certification unit for interior designers in China, with high speed, low cost and high pass rate. If they meet the application conditions, they can also give you test papers. You can complete the test paper design locally. For specific application information, please consult the staff responsible for examination and certification. You can find it in Baidu China Interior Decoration Association Examination Certification Center.