Karbonn — phone not received

Address: Mumbai City, Maharashtra

Hi I am manoj vaishy ,living in mumbai I bought Karbonn smart phone a111 on feb 2013 but I found defect .Then I went to KARBOUN Service Center but they also did not salved my problem although they had taken one month time to update the software and mother bord but still I have not received my phone as I was not satisfied with them further I called Karbonn Customer Care but still did not got any solution from there side and hot line number.