United Electronics review: Mobile repairing samsung grand prime

I Purchase a Samsung Grand Prim ad 07-06-2018
But i have facing problem with it . it not start and not charge.
after 15 days of purchase it was not start and working that time the store repaired. but now again same problem.
I visit to extra store many time they not accept my mobile for repairing .
A little scratch on screen from day one but mobile was running

what I should now have any solution for that.

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