Functions of Trade Union

i. Increasing Co-operation and Well-being among Workers.

ii. Securing Facilities for Workers.

iii. Establishing Contacts between the Workers and the Employers.

iv. Trade Unions working for the Progress of the Employees.

v. Safeguarding the Interests of the Workers.

vi. Provision of Labor Welfare.

Ref:http://www.yourarticlelibrary.com/trade-unions/trade-union-functions-top-6-main-functions-performed-by-trade-unions/32989