CARLSBAD, CA / ACCESSWIRE / September 9, 2021 / OPTEC International, Inc. (OTC PINK:OPTI) today announced the company has executed an LOI (Letter of Intent) for the acquisition of a West Coast, ...
Bitcoin mining firm Solteir announced its new renewable energy mining partnership with OPTEC International. The collaboration will leverage OPTEC’s solar-paneled generators to mine bitcoin at ...
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