Third-level education The first-level education shall be no less than 16 class hours, the second-level education shall be no less than 24 class hours, and the third-level education shall be no less than 32 class hours.

The State Administration of Work Safety did not specify the time of pre-job safety training at all levels, but defined the total training time of pre-job safety education at all levels. In other words, the total training time of pre-job safety education at all levels shall not be less than 72 hours except for high-risk industries such as coal mines, non-coal mines, dangerous chemicals and fireworks, and all other industries shall not be less than 24 hours.