The so-called "all-in-one card" is to realize intelligent management of many different functions on the same card. Many devices are used on one card, not different cards with different functions, and different machines are used on different cards. All-in-one-card is widely used in all small consumption areas of urban residents' daily life, such as public transportation, light rail, highway toll collection, public utility payment, medical care, tourism, shopping, catering and entertainment. Its core content is to realize the standardization and automation of information resource management from the generation, collection and transmission of business data to summary analysis by using the card as a specific physical medium.