Sony Ericsson — mobile not repaired properly

Address:

Aurangabad, Maharashtra

i submitted my Sony Ericsson J20i handset at Prasanna services, district centre, Aurangabad. I was facing problems in my handset like strip, low speaker volume And Ringer clarity . My phone number is [protected]. i submitted my handset at the end of September 2012 but have not received any response till now (February 2013). i am not satisfied with the servicing procedure of Sony Ericsson. now I want to request you to kindly repair my handset and rectify all the problems i am facing as soon as possible or i want strict action to be taken on Sony Ericsson company by the senior most administration.