Graphex Group Finalizes Joint Venture with Emerald Energy Solutions, LLC for the Construction of its Graphite Processing Facility in Warren, Michigan ROYAL OAK, Mich., June 07, 2022 (GLOBE NEWSWIRE) -- Graphex Technologies, LLC, a wholly owned subsidiary of Graphex Group Limited (collectively “Graphex”) (OTCQX: GRFXY | HKSE: 6128) and a global...