Discount. Bus card is a kind of bus discount card issued by the government, and different people have different preferential strength when handling it. When handling bus cards in Suzhou, college students can enjoy a 60% discount with their student ID cards. The bus card is an IC card used when taking a bus in the city. There are dedicated bus cards, mobile phone NFC bus cards, and bus cards shared with bank cards, which can be used as both bank cards and bus cards.