BEWARE AT ALL COST.
Yes they are scammers that own Coinsbit and P2PB2B, they are exposed as scammers because they inflate their trade volumes.
Coinsbit pretends be an exchange that trades $84 MILLION which equates to over $30 BILLION a year
P2PB2B pretends to be an exchange that trades over $167 MILLION which equates to over $60 BILLION a year
Coinsbit and P2PB2B are sending fake volume data to Coinmarketcap, just check their website traffic:
https://coinmarketcap.com/exchanges/coinsbit/
https://coinmarketcap.com/exchanges/p2pb2b/
ALEXA RANK - https://www.alexa.com/siteinfo/coinsbit.io
ALEXA RANK - https://www.alexa.com/siteinfo/p2pb2b.io
Not only Russian, take most Chinese or HK exchange and their trading is inflated...