Spice Mobiles — screen touch problem

Address:

Alwar, Rajasthan

My name is Manish . My contact No. is [protected] .I have purchased a Mobile set(Spice Mi-451) on 27/9/2014 from your dealer in Alwar (Raj.) -Sunil Mobile & laminations Opp. Police control room, Mob. - [protected] I have found a problem (Touch problem) in mobile phone from 3 Months .I have complaint 5 times to Your authorized service centre BALAJI MOBILE & SERVICE CENTRE, Mob. [protected]. They have resolved 5 times the problem but the same problem is generating again and again .So please look in to the matter . I am very disappointed with the set. i cant use it properly. I want to replace my set.how can a problem creating in new set? I cant bear this.I want a new set with the replacement ASAP.