The project was launched in December 2018, with a cumulative installed capacity of over 4000 units. It has card swiping and QR code scanning functions, as well as 4G full network wireless transmission. Adopting national secret algorithm, compatible with original public transportation cards, supporting Taiyuan public transportation self issuing cards, and Ministry of Transportation interconnection cards; As well as two-dimension code of public transport APP, Alipay bus code, small amount double exemption of financial IC card, multi-channel recharge, etc; At the same time, the public transportation card supports bicycle rental, which is a typical benchmark for the construction of the Shanxi regional public transportation one card, and is the first to achieve the application of national password standards in the transportation industry.