This course provides applying public health principles to occupational health, Laws and regulations related to occupational health services, Principles and structure of occupational health service management, Health insurance system, Roles and duties of government organizations, private agencies, and international organizations related to occupational health, occupational health service provision, first aid, disease screening, occupational competency checkup, health checklist assignment based on risk factors, Guidelines and activities for organizing occupational health services among workers in the workplace and informal workers.