This is a bitcoin mine that leases computing power.
My friends personally were there. They made a visit.
A good way for the returnees and savers. A good way to enter the industry and generates immediately daily income. From 500 usd 0.66 usd. Fees operate from $ 5 already. To participate in this you need to set up a bitcoin wallet. In addition to this passive income you can generate income from recommending. It is very small.