my cellphone damage n sent chennai sony ericsson company but it,s not return after 1 month

Location/place: kanpur

Name of company/service: sony ericsson/cellphone

sir, my sony ericsson e 16i cellphone liquid damage n i went sony ericsson service center at kanpur then service center sent my cellphone chennai for repairing n give only 14 day,s time for repaired but now one month more but my cell phone not return when i asked to service center then said that come your cell phone please wait. it,s really harasment me. my cellphone name e16i n it,s imei no. 357737042513131. i did submit my phone 28 may 2012.