I don't know if it is scam or not.
But their email doesn't work:
"Delivery to the following recipient failed permanently:
support@e-coin.ioTechnical details of permanent failure:
Message rejected by Google Groups. Please visit
http://mail.google.com/support/bin/answer.py?hl=en&answer=188131 to review our Bulk Email Senders Guidelines."
And
The order for my physical Visa Debit card in USD was placed on 09/14/2015, nothing till now. No tracking number, no update, just "pending...".