mobile is not working properly.

Location/place: rewari

Name of company/service: nokia

i have purchased Nokia C6 from authorized dealer of Nokia.Within 1 year its got damaged because of its slider only and currently not working.I have registered complaint in Nokia Customer Care and they are not following the complaint and its not working now also..Phone is of 13000(INR).Its about 2 months from registering complaint an not yet repair it.kindly take action as soon as possible.