Opened the value-added service of China Merchants Credit Card. Official website, China Merchants Bank, showed that the customer opened the card security enhancement service of China Merchants Credit Card, and deducted the 5 yuan from the credit card every month on June 1 day, resulting in two 5 yuan in April, although China Merchants Credit Card was not used for three months and there was no bill. You need to contact the bank to cancel the service, otherwise the fee will be automatically renewed every month. China Merchants Bank was established in Shekou, Shenzhen, 1987. It is the first joint-stock commercial bank in China that is wholly controlled by an enterprise as a legal person.