OnePlus India — Phone blasting

My name is akshay patel. And I’m user of one plus.
Before few days ago my one plus nord get blast which was (cost around 30000/-) and on second day of blast I bring it to one plus care ahemadabad (Gujarat). They are giving me invalid reason and denied to give refund or replacement. People over there not giving us proper reason at all.
Phone is still in warrenty.
Here are some pictures of my phone and job sheet from one plus side.
Please take action on this matter and try to give us refund as soon as possible.