Vocational qualification is a kind of professional and technical personnel management system implemented by the state in the professional and technical field involving the safety of the country and people's lives and property in accordance with the principles of economic development, social recognition, international comparability and public interest. The professional qualification system of professional and technical personnel is the basic requirement for the knowledge, technology and ability necessary to engage in a certain occupation.

Professional qualifications include professional qualifications and professional qualifications. Vocational qualification is the starting point standard of knowledge, technology and ability of technical personnel engaged in a certain professional and technical work stipulated by the government. Professional qualifications can be obtained through academic certification or examination.

Vocational qualification is the government's access control to some professional and technical work with great responsibility and strong social universality, which is related to the interests of the public. It is an essential standard for professional and technical personnel to start their own businesses or engage in a professional and technical work according to law.

The qualification is obtained through the examination, which is held regularly by the state, and the examination adopts a unified national outline, unified proposition, unified organization and unified time.

Those who pass the vocational qualification examination shall be awarded the corresponding vocational qualification certificate by the state.