look at page 27 figure 24. Belgium industrial price 7-17 cents/kW (ex VAT, i suppose cryptx is a VAT payer
pdf here
with all the teraH/s cx had, they have been well qualified for e.g.the prices u state.
Nice find
CryptX is a SPRL, meaning they recover VAT (VAT shouldn't be taken into account) http://kbopub.economie.fgov.be/kbopub/toonondernemingps.html?ondernemingsnummer=536896285