The annual fee is charged according to the following standards: 1. Gold card: the main card 100 yuan, and the auxiliary card 500 yuan; 2. Platinum card: main card 1800 yuan/card/year, and auxiliary card 900 yuan/card/year. Xiao Zhi reminds you: In the card year, if you spend 5 cards or 5,000 yuan (equivalent to foreign currency) on gold cards and ordinary cards, and 200,000 yuan on platinum cards, you can reduce the annual fee for this year.