Shanghai Pudong Development Bank, deeply customized credit card, and a variety of cards can customize the card number. Customers of China Merchants Bank, Diamond Credit Card and golden sunflower card with total assets of 500,000 can customize their card numbers. Everbright Bank, a user who already holds a Everbright credit card, can apply for a color card when handling the second card, and can customize six card numbers. Industrial Bank, UnionPay Constellation Gold Card and Credit Card can define the last 6 digits of the card number. CCB, Dragon Card and Credit Card can all customize the payment card number. Ping An Bank and Diamond Card users can apply for debit cards with customized card numbers.

1, the word bank comes from the Italian Banca, which means bench. Early bankers used it in market transactions. English is translated into bank, which means a cabinet for storing money. Early bankers were called "people sitting on benches".

2. Banks are financial institutions engaged in monetary credit business according to law, and banks are financial institutions engaged in monetary credit business according to law. Banks are the product of the development of commodity currency economy to a certain stage. Its appearance is generally divided into three stages: the first stage: the emergence of money exchange industry and money changers. The second stage: increase currency custody and payment business, that is, develop from currency exchange industry to currency business. The third stage: concurrently engaged in currency custody, payment, settlement, lending and other businesses. At this time, the currency exchange industry developed into a banking industry. The emergence and development of banks are related to the development of monetary commodity economy. The currency exchange industry in pre-capitalist society is the foundation of the banking industry. At first, the currency exchange industry only engaged in currency exchange business, and later saved money and received cash on behalf of merchants. In this way, a large number of monetary funds gradually gathered in the hands of money changers. When money changers engage in lending business, money changers become banks.

4. Banks are financial institutions engaged in monetary and credit business according to law. The earliest banking industry originated from the currency exchange industry in ancient western Europe. At first, money changers only exchanged money for businessmen. Later, it developed into saving money for merchants, receiving and paying cash, and handling settlement and remittance, but without paying interest, charging storage fees and handling fees. With the development of industry and commerce, the business of money changers has been further developed, and they have accumulated a lot of money.