Legal analysis: the training time for the safety qualification of the main responsible persons and safety production management personnel of coal mines, non-coal mines, dangerous chemicals and fireworks and firecrackers enterprises shall not be less than 48 hours; The annual retraining time shall not be less than 16 hours. The initial safety training time of the main person in charge of the production and business operation entity and the safety production management personnel shall not be less than 32 hours. The annual retraining time shall not be less than 12 class hours. The main person in charge of the production and business operation entity and the personnel in charge of production safety shall receive safety training and have the knowledge and management ability of production safety suitable for their production and business operation activities.

Legal basis: Article 9 of the Provisions on Safety Training of Production and Business Units stipulates that the first safety training time for the principal responsible persons and safety production management personnel of production and business units shall not be less than 32 hours. The annual retraining time shall not be less than 12 class hours. The safety qualification training time for the main person in charge and safety production management personnel of coal mines, non-coal mines, dangerous chemicals, fireworks and other production and business units shall not be less than 48 hours; The annual retraining time shall not be less than 16 hours.