Evashoppers — Company cancelled order , did not refund the money back

Website: evashoppers.com

I purchased 3 liter howkins pressure cooker of worth Rs 699.00 and did the payment through online.
I did not get response from them. They cancelled my order and did not send my money back..I mailed them.no response. I phoned them, phone no does exist.
Order no 136971
Purchase date 18 April
Suggest how do I get my money back