It can be seen from the nature of trade unions.

The nature of trade unions The general provisions of the Trade Union Law stipulate that "a trade union is a mass organization of the working class that employees voluntarily combine". This is a regulation on the nature of trade unions in China, which includes three meanings: (1) Trade unions are mass organizations, not political parties or other organizations. All manual and mental workers in Chinese enterprises, institutions and institutions have the right to join and form trade unions, regardless of nationality, race, sex, occupation, religious belief and education level. (2) Trade unions are mass organizations of the working class. (3) The trade union is a mass organization that workers voluntarily combine. The essential attribute of trade union organization is the unity of class and broad masses.