Doctor Tan sets forth the concept of “dialogue group”,as one society study method,it is very significative in Organization Communication and Mass Communication.

Doctor Tan attempts to regard the “dialogue” that be represented concerning one sort of social phenomena or social behavior in various estate as a integer in his bookmaking “social variance in centuries-old village——one lab in analyse of‘dialogue group’”,he obtain thereout the study of “dialogue group”.

The basic analysis pattern in dialogue group theory is " dialogue group - behavior", this is a kind of burgeoning social changes observation pattern and analysis pattern.