The problem started yesterday when the workers came to know about the termination of services of two employees by the company located at Sector-31 on National Highway near DLF Industrial area, police said.
Workers gathered at the gate of the factory to protest against the management today morning, they said.
However, the owner of the company, V K Jain, announced that whoever wishes to continue their jobs should come inside and start work while those who don't come in can get their accounts cleared.
Five persons and two policemen were injured in the incident as the agitators started pelting stones.