majority cloud mining site only hyip scheme ponzy
only few site is real mining
so if your join in cloud mining your must ready lost money
because not only one people to know cloud mining site is true real mining or not
all of the hyip website is a scam when they get enough money they run the money out and none of cloud mining are real , there are some people successfully earned they roi before the site runs. you can buy hashes on websites like viabtc , nicehash which is legit