Su-Kam — su-kam battery model:sig 1500

Address:

26A TRINETRA ENCLAVE,CHIPYANA BUZURG,, 201009

Dear sir
I purchased one su-kam battery from gr power shoppee - lajpat nagar on 19/09/2018, he give me two year warranty at battery, but battery is not are not charged last month, i complaining to gr power & su-kam customer care center, but su-kam customer care no is not working because su-kam was closed & dealer gr power are not proper response to me.
I am continuing contact last one month but both are nobody any responses

Kindly resolved my matter urgently & required documents attached:
Purchase invoice & warranty card