As long as you have money, you can take the subway in Beijing. When your card is 0 or negative, you can't swipe your card to take the subway.

Take the subway for a few cents, and the credit card machine automatically deducts a few cents when swiping the card, which is recorded as a negative balance in the card. When recharging again, directly deduct the corresponding arrears.

IC cards are generally used to take buses in the city. There are special bus cards and bus cards shared with bank cards, which can be used as both bank cards and bus cards. At present, there is also a mobile bus card that is put together with the mobile phone SIM card. You can brush your mobile phone on the bus, and you don't have to bring a bunch of pocket money when you go out. It's convenient and fashionable. 20 15 65438+ 10/0/5 The Ministry of Transport issued the Opinions on Comprehensively Deepening Transportation Reform. According to the "Opinions", the Ministry of Communications has studied and formulated a framework for the development of smart transportation to realize national networking such as ETC and bus card.