Found this on their facebook. I think this could help

Paynext’s core advantages
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Paynext (PET) offers a wide range of solutions and benefits to consumers,these advantages include: effectively benefits both users and suppliers; users’ protection from in unexpected rates of cryptocurrencies; allow secured and credible usage of PET tokens in smart contracts; quick and non-complex transactions; save all products in the system eternally without concerning about
them getting lost and so many more.