Does the subject want to ask "what organizations, foundations, clubs, art groups, chambers of commerce, etc." Social organization. According to the regulations on the registration and management of social organizations, foundations, clubs, art groups and chambers of commerce are generally called social organizations. Social organizations are the main body of public-to-public relations and the three elements of public-to-public relations. The word "social organization" in public relations is narrow. It is a collection of * * * activities established by people according to certain purposes, systems and systems in order to effectively achieve specific goals.