The black credit card named Ultima of Citibank and the black credit card named Centurion of American Express Company were launched in 1999, which was called "the king of cards" by the insiders. Some people say that only with this kind of black card can the "distinguished identity" of the card owner be fully displayed. Because this kind of black card does not accept applications, only banks actively invite customers to join. It is reported that the black card owners of Express are very few 1% top customers. The high annual fee (about 6,543,800 yuan) has become an unimportant factor.

Casino royale: Bond came to an upscale hotel in the Bahamas. He showed the receptionist a black card, which is the legendary "black card".

It is called "black card" because its color is black, but its texture is titanium. The heavy texture and luster declare her introverted and noble attributes. This is the top credit card of American Express-centurion, commonly known as American Express Black Card, designed for the top billionaires in the world.