The report presents the empirical analysis which includes the chi-square test and regression analysis to check the potential impact of ISO 9000 Certification in China. The test concludes that for overseas investment, it is not necessary to have an ISO 9000 certification to the service firms of China. Here, it is recommended to the firms to attract the overseas investment there is no need of ISO certification. They should focus on other factors that may have impact on attracting the FDI. However, the regression result shows that the greater impact on profit is found from the return on asset followed by the certification. Here, ISO certificate raises the profit. This is because of better quality management which is approved by the certificate of ISO 9000.