Continuous growing market. According to the research of Transparency Market Research, the market value of proximity mobile payment is about USD$58 billion in 2017 globally and will reach USD$411 billion by 2022. The average annual compound growth rate is up to 48% among these 5 years. North America is the major contributor of the global proximity mobile payment market in the coming years. Which is about USD$13 billion in 2017 and will reach USD$98 billion by 2022; and the average annual compound growth rate is up to 49.8% among these 5 years.