Abstract: In order to research the competition evolution of aviation market,this paper builds up the Cellular Automata model of business and travel passengers of the aviation market.Through Matlab software,it takes Shenzhen-Beijing market and the operation of Shenzhen air lines on it as an example to simulate the evolution of competition,tanalysis the effect of ticket price,flight frequency and core competence which affect the airlines market share and payoff status.The results indicate that airlines want to succeed during the acute competition,have to relay on the core competence of it self,and make it become better and better.Especially,the core competence could play the important roles while it is close or excess to surveyor's pole of the industry.

Key words: cellular automata, business passenger, travel passenger, core competence, marketing competition, evolution