Jabong.com — self return the product but no refund initiated

Address:

205001

Self return the product on 13th aug and reached at 20th aug via first flight but customer care executive mailing that they didnt receive the product and my request is closed. I mailed my courier slip on 13th august and online tracking status on 20th august but they are not responding.
Order no. [protected]
Courier consignment : j991m7530706

Customer after sale service is very poor. No response properly. Called on the number of customer care but it never get picked.