Junior quality engineer certificate and intermediate quality engineer certificate, because senior quality engineer has not taken the exam in China, intermediate quality engineer is the highest certification and unified throughout the country. The certificate has a high gold content and a high primary pass rate of 50%. It is difficult for intermediate quality engineers to pass. Junior quality engineers can take the exam in one year, and intermediate quality engineers need three years. Please see the website of quality engineer for specific requirements.

Generally speaking, the quality management system is mainly to take the internal auditor certificate after training, and then take the national registered auditor certificate, which is also more difficult to take. For details, please check the website requirements of national registered auditors online.