Consumer Redressal

mumtazuddin mobile phone has cheated me.their gaba is set it kake item, they convinced me to take it,but with in 3 months, from 13 november to 13th february, 2014-the bluetooth, the charger and the phone itself was stopped or destroyed.they called me that there is liquid damage, but my phone was always kept in a waterproof bag in very care.and when i went to their customer care, i found that all people who coming to customer care, are suffering from taking gaba mobile.they are cheating violently.I want my money(10,000/-) back.please help me,please.