Indian Railway Catering & Tourism Corporation [IRCTC] — refund not received for cancelled ticket;]

Address:

Bhandup east, Mumbai City, Maharashtra, 400042

Pnr:[protected]
Cancelled date: 19 th may 2019
Transaction id: [protected]
Refund processind date: 21st may 2019
Refund amount: 1310

I had sent email to [protected]@irctc.co.in and ticket id is 4028613
But still i have not recieved the refund, i had called customer care but no refund, such a bad service from such a big organisation in india is unbelievable, there are daily so many transaction and there would be many people like me who havent recived refund, railway pls do something about this as its hard earned money and in the name of refund we are not getting anything, whom should we complaint help for fast resolution.