In the view point of accomplishing salesperson's management effectively, this study aims to find the relationship between salesperson's performance factors(Motivation, Role Perception, Ability) and turnover intention. The lowering of the turnover rate through this finding can reduce sales cost or marketing cost including the salesperson's education/training cost. Here, this study is researched empirically under the following hypothesis ; salesperson's turnover intention is affected by the performance factors originally This empirical research is based on theoritical background by Walker, Churchill, Ford and Jackofsky.