Sony India — after service my z3 back panel not fixed properly

Address:

Bangalore, Karnataka

i have given my Z3 for servicing in m/s.abhivrudhi tech jayanagar 7th block Bangalore on a date of 13/04/15 & i have done my half advance payment for changing the broken display i got my mobile back on 08/05/15, sony executive said that i will get the cell within 10 to 15 working days that was too late i got my mobile. but serviceing was not done good my mobile back panel was not fixed properly there is a little gap & i tryed with cup of water after that i saw there is a little gap, water went inside before noticing that from the back penal gap. now sony center peopels blameing me only. i am a sony customer from last since 5years. i have used all water rest & water proof mobiles in sony Z series. i have 49990 for z3 & have done servicing for 11000 this time i want my mobile ready back or els i need my serivicing money back. i dont have other mobile to take pics my service details is: JC No. B1W[protected] m not happy with this sony servicing very very poor servicing here.