Applicants for full-time safety officer C certificate should have secondary school education (safety officer post certificate issued by the construction department), and pass the examination after passing the primary title examination: (1) Those who pass the safety production knowledge examination only have examination results, and no examination certificate will be issued, but the results inquired by this website will be printed out. (2) The examination results are valid for 2 years, and the examination is declared within the validity period.