Credit cards can be used for taxis in Denmark. It is a common and convenient practice to pay taxi fares by credit cards in Denmark. Every taxi must provide credit card service, and no extra charge for credit card fee is allowed. Passengers can pay the fare directly by credit card in the taxi, which is not only convenient for passengers, but also improves the taxi driver's acceptance rate. In addition, the use of credit card payment can also avoid the risk of counterfeit money and theft, ensure the safety of drivers, and reduce the complexity of their handling problems. For tax records, paying by card also makes tax declaration more convenient and transparent. Therefore, the popularization of credit card payment for taxis in Denmark is an experience worth learning, which not only facilitates passengers, but also promotes the prosperity and development of the economy.