Bangiya Gramin Vikash Bank — my home loan rs-750000 emi paid last 92 month rs-7300pm but only 145000 principal fulfil.. plz chake

Address:

HutSultanpur, Paschim medinipur,WB-

Dear sir,
I sri ayon mukherjee a salary customer of your branch sultanpur, paschim medinipur branch last 10 years... At 2012 i take a home loan (Loan a/c no-
[protected] rs-750000 for 20 years.. Emi-7300 pm... Last 8 years total 92 installmen paid without any emi fail total paid 671600 + amount but now i see that remaining amount to paid 605000... Only 145000 remove my full loan amount... I infrom your branch many time but they don't give me any setisfaction ans last 5 years... Plz chake that issue... Your bank has no complain no../no internet banking facility/ no sms sytem to know my loan balancing amount... For that issue i face so many problem..
Plz provide me now home loan interest rate... Why remove so small amont last 8 years..
Your's faithfully
Ayon mukherjee