Business environment refers to the institution and mechanism factors that market players may meet during the market economic activities. The economic essence of entrepreneurs in modern economy makes it very important to build a good business environment. Pudong accumulated much practical experience during the exploration of optimizing business environment. To further optimizing business environment，based on constructing good relationship between government and firm，Pudong should focus on improving the level of intelligence，base itself upon a cordial and clean relationship between government and business，pay close attention to the credit conditions，develop market intermediary organization，and improve the humanity and rule of law environment.