Well, not sure about that
They have posted this on their main website
"Dear Customers,
Due to a failure in the server system of our website, all orders that were paid before 20 December 2017 will be confirmed and delivered with a delay.
Delay in the delivery of paid goods can be up to thirteen weeks from 2 January 2018.
If you have already paid orders, please, send payment confirmation to the e-mail address
support@bitmain-alliance.com for re-checking by our specialists.
We apologize for this situation and shipping delay. All clients who have paid orders will receive discounts for these inconveniences. We hope for your understanding.
Sincerely,
bitmain-alliance team"
Which doesn't strike as a scamy move. Plus, I guess they have updated their email adress recently, have you tried it?
I cencierly hope that they are not scam, because I was considering buying from them and a friend of mine is waiting for his order as well. Anyway, orzowei , can you send a reply to them and then perhaps update us on this thread ...