China has a definition of pyramid selling: firstly, pyramid selling generally collects entry fees in the form of shopping or funds, secondly, pyramid selling is carried out through the network structure between multiple online and offline personnel, and finally, pyramid selling adopts the double payment method, that is, the sales reward is not only from the commodity profit itself, but based on the development of pyramid selling personnel's heads.

In short, there is a three-level distribution model similar to pyramid selling and micro-mall. Some shopping malls have exceeded N-level distribution. The overall profit of MLM exceeded 20%, and the development went offline.