Exide Industries — Backup problem

Address:

At po khesar dist banka bihar

Hi
I bought el exide 200 battery from ap tyre bhagalpur(bihar).We have some backup issue from 6 month.
I have complained the exide care. But exide battery executive reject my complain. He told me i can't come to your home.
I am using exide battery since 20 years regularly. So pls healp me.
I have already complain our area manager,
But he can't take any action.
Pls help me