Hello! There is little difference in basic functions between gold card and ordinary card. Gold cards have more value-added functions, but the annual fee of gold cards is higher than that of ordinary cards. There are many types of credit cards in Bank of Communications, which do not conflict with each other. You can hold a bank of communications gold card and a bank of communications ordinary card at the same time, and the opening of the new gold card will not affect the use of the original ordinary card at all. In practical application, gold cards are slightly different from ordinary cards: first, banks will issue gold cards to customers with high quality and worthy of attention; Second, generally speaking, the amount of gold cards will be higher than that of ordinary cards, but it is not absolute; Third, among the special merchants of the bank, some merchants will give more preferential treatment to gold card customers; Fourth, the annual fee of gold card is higher than that of ordinary card;