Who are the supervisors' employers?

Municipal legal organs: courts, procuratorates, judicial bureaus and public security bureaus. Municipal government committee: municipal government office. Housing Authority, Science and Technology Bureau, Finance Bureau, Audit Bureau, Quality Supervision Bureau, Personnel Bureau, Development and Reform Commission, Archives Bureau, China Merchants Bureau, Letters and Calls Office, Security Office, Culture Bureau, US Food and Drug Administration, Information Industry Bureau, Urban Management Office, Animal Husbandry Bureau, etc.