The resetting of POS machines in Sundiro is a great innovation in the field of commercial payment services. It is more intelligent, portable and diversified, and can meet more needs of merchants. At the same time, it has the advantages of being safer, more reliable, more flexible and more cost-effective, and can play its due role in various application scenarios. We believe that with the continuous development of commercial payment business and the continuous upgrading of user demand, Sundiro POS machines will be more and more welcomed and used by merchants.