Investor Relations Management Strategy(IRMS) is important for listed companies to carry on strategic management,it plays the key role in enhancing the company'core competitive capacity.This paper primarily analyzes three strategical function of IRMS: firstly,it can raise long-term strategical interest;secondly,it will help to promote capital marketing;thirdly, it can relieve crisis.Through the empirical and case study,this reserch find that IRMS actually materialize the fine relations between companies and investors and maximize the investors'equity.Finally,this paper puts forword the proposal on how to promote the development of IRMS in China.