This seems to be the destiny of the growth of e-commerce giants. That is to say, after developing to a certain extent, they have to face a game: to establish high threshold by charging fee and ensure the quality by high threshold, thereby realizing profitability. Taobao, originally as a low-threshold e-commerce platform, naturally guarantees the quality when it develops to a certain extent, whether it is Taobao Mall or Unnamed Quality Products. Therefore, for Jack Ma who aims to connect the channels from B2B to B2C of Alibaba, how to properly solve all these problems to be faced is also a arduous test.