38 years ago today, on February 1, 1987 (Lunar Calendar January 4, 1987), the Chinese Bank Yuan "Long Wall Credit Card" was first issued in Beijing. After the bank's credit card reform and opening up, many economic components appeared in China's economic field, enterprise commodity transactions used a lot of cash, the personal travel shopping needs to be "touched everywhere", the amount of cash held by individual operators is constantly increasing. In order to reduce the cash "external circulation", control the issue of currency, facilitate consumer consumption, shopping and travel, the Chinese Bank Beijing branch in February 1, 1987 first issued the "Long Wall Credit Card". Currently, the total number of credit cards issued has exceeded 15 million. The use of credit cards has many benefits for consumers and consumer, as well as issuing