With the increase of competition in the market,enterprises are beginning to give importance to the value of knowledgeable staffs and starting innovation of their products and services.How to make knowledgeable teams operate efficiently has become a focus both in academic area and corporate world,which brings the transactive memory system into high light.Marketing team as a special innovative open team makes it possible not only for its members,but also its counter-parts to frequently communicate.Empirical study of the key performance index of different teams and the development of their transactive memory system as well as their inter-relationship shows that Y =0.638*X1-0.102X22-0.223。