They are: assistant health manager (national vocational qualification level 3), health manager (national vocational qualification level 2) and senior health manager (national vocational qualification level 1). The certificate of health manager is a professional qualification certificate, which is issued by Ministry of Human Resources and Social Security, China and recognized by the Ministry of Labor and the Ministry of Health. Health manager is a professional who is engaged in the detection, analysis and evaluation of individual and group health, as well as health consultation, guidance and risk factor intervention from two aspects of nutrition and psychology. 890