Samsung Service Center — my phone in service centre from 27-5-15 its only 25 days old

Address:

New Delhi, Delhi

i given my samsung phone on 1-5-15 and display stop working i have given them on 27-5-15 they r not able to solve my problem they fitting screen and there is a gap coming while fitting and they are not able to resolve my problem, they open my phone 4 times in front of me,