You see it here (again) because is a 99.99% scam scheme. You really believe that those guys have a mining center?
[/quote]
  ohh..Actually no, I didn't see their mining center in real, but I'm getting my btc airdrop reward every month for deployed node in their platform.
That's kinda weird for scam scheme ah? oh maybe that's why it's 99.99% scam as you think 
okay so I was planning to buy some hashrate after using a trial plan, but now I'm confusing 
it's difficult when there is a small experience of trust and nobody except me tried their service