Its employees should be trained at least once a year, which should be done, and it is also a condition for the allocation of national manpower and labor resources. Once a year is the minimum, and you can't go below this limit. Generally speaking, once a year refers to the training of safety production, especially the training of basic knowledge of safety production, which every enterprise must master. Enterprise production units should be held at least twice a year, once in the first half and once in the second half. Coal mine and other special types of work, a safety training meeting should be held in the first quarter, each time not less than 1 to 2 days.