No one give the user the answer he or she is looking for.

A lot of Bitcoiner uses the Thai bath symbol to refer to Bitcoin as it look like a "B" with a currency "line". The services is asking for 11 BTC and not 11 Thai Bath. Like what others said, dont invest in cloud mining. It is most likely a scam attempt. Even if it is not, (legit) cloud mining will take you a long time to gain profit.