Karbonn Mobiles — Not working during warranty period

Address: Thiruvananthapuram, Kerala

My Karbonn Handset K336 is not working due to PCB compalint. I submitted for servicing at Karbonn care, Thiruvananthapuram on 13th june 2011. So far it is not serviced as on 15th July. So many times contacted through Phone and e-mail. Always getting same reply 'spare is not available call after two days'. Also contacted Karbonn Office Trivandrum and complaint registerd in Karbonn's wed site( 5 times). No use. Job sheet No.466 dt. 13/6/2011. Model No. K336.
V J Thomas