From the perspective of commodity economy, consumer members, as the name implies, are a certain kind of consumer groups with the same interests and orientations, which are classified by merchants and labeled as clubs, elites and minorities, and are interested in developing products and improving services. This is the product of full competition in the market economy, and the market supply derived from personalized demand is constantly subdivided and subdivided. There are also some merchants who use the membership system to accumulate members and give preferential treatment to enjoy membership treatment.

Membership card refers to a certificate issued by entertainment, fitness, beauty, tourism, catering and other industries as well as shopping malls, clubs, hotels and clubs. , with a certain value, amount or consumption times, for cardholders to authenticate their membership in consumption activities and spend on it without payment or discount.