In this newspaper's investigation, when asked, "which banks' bank cards have you cancelled in recent years?" Respondents filled in the names of more than 20 banks. Among them, Industrial and Commercial Bank of China, Agricultural Bank of China, China Construction Bank and China Bank ranked in the top five, with the selection rates of 7.77%, 6.25%, 5.30%, 5.06% and 4.52% respectively. When asked about the reasons why cardholders cancelled their bank cards in recent years, respondents chose the reasons in turn: infrequent use, poor service, high fees, opaque fees, fear of unsafe use, uneconomical promotion, disputes and so on.