SmartCard Marketing Systems Inc. (OTC:SMKG) releases Granularchain.com; a Blockchain solution creating Digital ID Keys for Financial Institutions, Merchants and individuals to transact and maintain compliance

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NEW YORK, June 29, 2018 /PRNewswire/ - Today, the company announced its Blockchain solution offering Granularchain.com. The Digital ID KEY by SmartCard Marketing Systems Inc. delivers a powerful, digital ecosystem

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