With the development of China,s economy and Internet technology,E-commerce market in China has also been a rapid expansion. The marketsize of third-party online payment also will continue to enlarge. As a safe,fast and convenient online payment technical support role between banks,buyers and sellers. It not only meet the credit needs of the users on theonline transactions, but also eliminates concerns about financial security inthe transactions process. The third- party onlie payment make up the blankof banking servings. And brought vigor and vitality to our online payment.The e-commerce market has achieved a great expansion with thedevelopment of China’s economy and Internet technology in recent years,attributed to this phenomenon, the market scale of third-party online paymentservice has enlarged a lot. As a safe, fast and convenient online paymenttechnical support role among banks, customers and sellers, it can not onlymeet the need of users when they are using this service to finish onlinetransfer, but also eliminates concerns about financial security in thetransactions process. The third- party online payment service fill the gap ofbanking servings.The purpose of this paper is to analyze factors which can emerge influenceson the change of customers’ attitude towards the third-party online paymentservice by using PPM model developed from Law of Migration(Ravenstein,1885). To support my hypothesis, this study adopt migration theory as astandard. There exist a few dominating companies which aim to develop thethird-party online payment service market such as the “PAYPAL” in UnitedStates and the “ KaKaopay” in Korea on the international market. If thisservice of these companies is introduced to the third-party online paymentmarket in China, such companies might become threats in China where thethird-party payment service is comparatively new. In order to figure out mainfactors which affect the change of customers’ switching intention towards thethird-party online payment method in payment market. To ensure the validityof the study, this paper will adopt the preceding research results related tothe third-party online payment.The Convenient Sampling Method is adopted to collect data from web siteto finish this study. People which are at the age of 20s or 30s are selectedas my study subjects because‘Cord-cutting’ is generated in the 20s and the30s have a better ability to use new technologies than the other oldergenerations.The results this study are as follows:The main factor of that influence the change of customers’ switchingintention towards the third-pay payment service is security system. Firstly,push factors such as affective commitment and perceived ease of use willweaken the switching intention towards third-party online payment service.Secondly, pull factors such as social influences and service quality willpromote switching intention from Traditional payment service to third-partyonline payment service.Thirdly, this paper provides for traditional payment service to releasethird-party online payment service and identifies how users recognize therelationship between traditional payment service and third-party onlinepayment service whether alternative or complementary.Lastly, it also help find the importance of attitudes of users such asinnovation resistance by analyzing different Mooring factors.