I did more research about Bitwings, and watched more of theirs hilarious videos on youtube
Looks like they have most of their funds from Wire transfer (over 74%) if we trust what they say.





Looks like they also collect fund in future time:



Interesting read is document from Panama - THIS 13 ETHEREUM MINING SERVICE Pre – Agreement:
https://minephone.bitwings.org/file/1000mhs-ethereum-mining-service-contract.pdf
archive: https://web.archive.org/web/20200617163412/https://minephone.bitwings.org/file/1000mhs-ethereum-mining-service-contract.pdf