Food Panda — refund not yet processed it has been 7 days

Address: Bangalore, Karnataka, 560068

Website: www.foodpanda.in

I order on 20th sep 2018 through paytm after that cancelled they send the email stating that we have initiated the refund. Now it is 7 days completed till now no refund. I dropped an 5 emails no response their is no proper response from customer care also. Apart from that order 2 more orders are cancelled which need to be refund.
1) order # b023-q0zu:
2) order # b5ay-f1rr
3) order # b278-cynw