The card sharing APP conforms to the trend of the sharing economy. By building a card sharing platform for sharing membership cards and coupons, it can share idle card resources with people in need, so that they can enjoy member discounts without handling membership cards and prepaid cards. People who share card coupons can also charge a certain rent to solve the problem of idle funds on the card and quickly withdraw funds. For businesses, they also hope that prepaid cards and membership cards will be consumed as soon as possible, and new consumers will be brought in in addition to the existing users. At the same time, the product also adds a social function "card nest", which is divided into different card nests according to location, distance and hobbies. Users can find like-minded people in different card nests to share and offer discounts together. In addition, after accumulating a large number of users, big data analysis is carried out on a large number of user consumption information, user consumption habits and preferences are analyzed, and card coupon discount information can be intelligently recommended for users according to consumer preferences, and advertisements can be accurately placed for businesses.

Through the card APP, you can share your idle card coupons, so that idle resources can be used rationally, and the concept of win-win and shared economy among the three parties can be realized. This product has the characteristics of rational use of idle resources, rental security specifications, real-time social networking, etc., based on the card trading market, to provide users with efficient, fast and safe card trading.