Samsung Mobile — Samsung a5 (2015) display off

Address:

Vadodara, Gujarat, 391440

Dear Sir,
My self Anant Padariya. I was purchased my last samsung A5 mobile on last[protected] IMEI - [protected] Reg no : [protected]. the mobile is under warranty and last 29.07.2016 after charging mobile. while push centre button of my phone. i try to check whatsapp notification. there is no any output form mobile display and not out put noise also. same day i gave my phone at samsung service centre at "samsung care centre Shop No-105, 106, 107, Saffron Complex, Fatehgunj Main Rd, Fatehgunj, Vadodara, Gujarat 390001" there is no any single screech on my phone. after check they told me if any problems happen form your side phone will not be open. there is no any guaranty to repair this phone. first thing the phone is under warranty then how can they provide this kind of answer. and after check my phone i don't know how they open it by my phone displayed totally damaged. now they told me charges for Rs.6500 for display if my display doesn't break form my side why i'm paying money for this checking purpose. i need the resolution soon. or check my previous phone history i was use only samsung mobile but this time i thing this is my last samsung mobile even in my family also used only samsung. if this kind of samsung service providing i'll never suggest to anyone purchase samsung phone.