Crystal Pay is a Crystal Mind Subsidiary specialized in epayment solutions. It’s a difficult task to operate a store as it requires administrative, management and marketing skills. So, to perform all the functions smoothly, Although commercial transactions increased new problems arose for Merchants. Cashless societies have existed from the time when human society came into existence, based on Barter and other methods of exchange. Cashless transactions have also become possible in modern times using credit cards, debit cards, mobile payments, and digital currencies such as bitcoin. That solved problems for both merchants and their customers. That made Customers life easier but complicated Merchants life. Crystal Pay offers Crystal ECR a one-stop solution for payment gateway services and retail system specialized in two sectors Small Market POS, Restaurants POS.