This thread is a bit of a joke, but here’s a citation from
http://dz.ru/en/solutions/z-cash/
https://archive.is/i8Ta3
Z-Cash is an automated control system for enterprises in the restaurant business
Please feel free to add other uses for the term “Z-cash”. 
Shawn
2
Fun fact:
Did you know that ZCASH is the legal currency of “The Crown of Saint Stephen”
?
http://soundprosperity.org/zcash
https://crownofsaintstephen.org/sc-repository/TA%20043014-01.pdf
I’ve actually tried reading that website and it is so full of incomprehensible terms it makes my head hurt.
Best I can guess is that it’s a scam to get you to buy digital tokens of some sort?