Professional title certificate is the national professional qualification certificate. The national vocational qualification certificate is the proof that workers have the necessary knowledge and skills to engage in a certain occupation. It is the qualification certificate for workers to apply for jobs and start businesses, the main basis for employers to recruit workers, and an effective certificate for notarizing the skill level of overseas employment and foreign labor cooperation personnel.

Grade and grade division of professional title certificate

Vocational qualification certificates are divided into five levels, namely, national vocational qualification level 5, junior national vocational qualification level 4, intermediate national vocational qualification level 3, senior national vocational qualification level 2 and national vocational qualification level 1. Professional titles are divided into three professional and technical positions: senior intermediate and junior.

Professional title evaluation refers to the professional and technical personnel who have passed the initial professional title identification and completed the corresponding continuing education hours during their tenure. Those who apply for intermediate or above titles must publish papers in professional journals and pass some basic skills examinations, and submit evaluation materials to the judges of the professional evaluation Committee. The professional judges of this major will decide whether they have higher professional title qualifications.

According to the People's Republic of China (PRC) Occupational Classification Ceremony, the Ministry of Labor and Social Security has determined 87 occupational directories that are subject to employment access as stipulated by the state. They are:

Measuring and setting out workers, railway workers, railway bridge tunnel workers, lathe workers, milling workers, grinder workers, boring workers, modular machine tool workers, machining center workers, CNC lathe workers, CNC milling workers, foundry workers, forging workers, welders, metal heat treatment workers, cold-working sheet metal workers, painting workers, assembly workers and tool assembly workers.

Boiler equipment assembler, motor assembler, high and low voltage electrical equipment assembler, electronic instrument assembler, electrical instrument porter, mechanic, automobile repairman, motorcycle repairman, precision instrument repairman, boiler equipment installer, electrical equipment installer, maintenance electrician, computer repairman, manual carpenter, joiner.