Educational institutions: 300 such as elementary, middle, high school, university, university-industry cooperation group and institutes of various levels
Public institutions: central government, cities, provinces, counties, districts, etc.
Army / National Police Agency: 20 units including the 3rd Army Headquarters, units of each level, Police Agency
Financial Institutions: Housing Finance Corporation, Small and Medium Business Bank, Deposit Insurance Corporation, Meritz Capital, etc.
Medical Institutions: Seoul National University Hospital, National Cancer Center, Public Health Centers
General companies: General companies, general hospitals and more than 30