On the basis of reviewing the research literatures about the minimum wage employment effect,using the Nanjing City as the object,this paper analyze the minimum wage employment effect during 2000 and 2007 by the multiple linear regression analysis model.The result indicates that the improving of the minimum wage didn't cause the loss of the gross employment.The minimum wage employment effect are differential among the state-owner collective economy、the private economy and foreign economy,the foreign economy takes on the negative effect.The minimum wage employment effect is also differential among the manufacturing,construction and entertainment industry,while the construction takes on positive effect.Last but not least,this paper not only explains the empirical study result,but also puts forwards some policy suggestions and thinking.