To solve the problems above, the thesis mainly uses two methods: 1) literature analysis;

2) case study

1) Literature analysis. The author has consulted lots of books about business negotiations on business negotiations. Much attention has been paid to figure out the forms of body language in business negotiations by collecting and analyzing theories and document literature in the form of signals, characters and numbers.

2) Case study. After watching lots of videos on business negotiations, the  author has chosen and edited some typical scenes of effective application of body language in business negotiations. On the basis of game theory and Allan Pease & Barbara‟s theory of body language, the author analyzes the different kinds of body language applied in business negotiations effectively.