With the rapid development of cross-border payment industry,the research results of cross-border payment can be sorted out in the academic field which can help scholars grasp the development context and research hotspots,and provide references for the healthy development of the industry.On the basis of the CNKI database,CiteSpace V could be used to quantify the knowledge maps of papers in cross-border payment from 2006 to 2019 with descriptive statistical analysis in the publication date,distribution of author"s source and organization source.The research content of cross-border payment was mined by means of common-word and cluster analysis.The research achievement shows that research on cross-border payment started late,but developed rapidly and the framework is becoming mature.Research institutions are mainly universities and branches of the central bank and perspective mainly starts from economics and civil and commercial law.Blockchain and One Belt And One Road are hot issues in cross-border payment as well as e-commerce and third-party payment.The research topic is clustering for cross-border trade RMB settlement business,alipay, payment system,mobile payment and digital currency etc.