Samsung — headset refund

Address:

Thane, Maharashtra

name:siddique azim
contact no :[protected],[protected]
adress:maharshtra,thane_mumbra,khawja palace,c wing,room no 303,railway stn.
handset model:samsung chat 3222
problem: i have bought a c3222 in 22nd dec 2011 but it has many problem in that i facing like internet is not working properly,restarted and hangs,phone call volume is not coming etc .since i take this mobile to samsung service center at thane_mangal murti enterprices for software update for 9_10 times but problem again are coming then again i go samsung service center and tecnical expert changed motherboard for 5 times but again are problem are coming then again i go service center and tecnical expert changed ic of display for 2 times but again problem are coming .......i am facing lots of problem in thatand this problem cant solved ,so i request to samsung give me mobile refund back......
thankyou.,
your conumer,
siddique azim