An estimated 3,000 employees of Indian were on a one-day hungerstrike on Tuesday to press for their demand for wage revision.
"There is a demonstration before the Indian regional office and airport office gate by a section of the employees.
However, they are not blocking passage of passengers and the airline operation is not affected," Indian spokesperson P Mukherjee said.
"We are not going to hurt airlines operation. We are on hungerstrike for Tuesday. Some 3,000 employees have joined the agitation, except those who are into the