Jiufuwanka. Formerly known as Jiufu Dingdang, it has been merged into Jiufu Wanka. Jiufu Wanka is an intelligent credit account product launched by Jiufu Digital Technology Group Co., Ltd., which is similar to personal virtual credit card. It was officially put into operation on 20 17 15. Jiufu Wanka users get a certain credit line through real-name authentication and risk assessment, enjoy credit line installment, mall shopping installment, credit card management and other services, and link all users and scenarios of Jiufu.