HDB Financial Services — mobile phone emi

Address:

Nearby ICICI bank, Kanchipuram, Tamil Nadu, 603109

Dear sir,
I brought a mobile phone vivo s1 for hdb emi optional already i said salary received on every month of 4th so i said take to amount on every 4th or 5th they said ok but now they are putit on cheque bounce charges without any intimaton i did not pay the amount of cheque bounce charges they are not told on 2nd due date payment on every month i will be pay on 4th on month so kindly do the needful and solve the problems