Asus India — complain about mobile

Address: Bhilai, 490023

Sir, i have complain about handset under warranty.
1st time i have gone to customer care my mobile is not switching on, so they have changed the mother board.
2nd time both sim slots is not working. So they have updated software.
3rd time again mobile is not switching on.
I want mobile exchange. Or else i have to take matter to customer forum. Or i will take level action against this.
Mobile imei no=[protected]
Mobile model=asus zenphone max pro m1
Purchase date=30/12/2018