The global auto industry has been growing rapidly during the last decades, especially in China. As we know that auto parts manufacturing enterprises paly an important role in auto industry in a country and recently the Chinese Government has an attention on it. But the study of auto parts manufacturing enterprises is not long. Thus it is worthwhile studying the influencing factors on business performances of Chinese auto- parts makers from the aspects of the academic, practical and political fields.Therefore, the objectives of the paper are as follows. First of all, a research model of influencing factors on business performances will be made from various literature survey. Secondly, to carry on an empirical analysis based on questionaries of 110 Chinese auto parts manufacturing enterprises. Finally, the conclusion will be made with useful information that can help the auto parts manufacturing enterprises to make correct corporate strategy and the government to fomulate more economic policies.The paper mainly investigates the Influencing factors on business performances of Chinese auto parts manufacturing enterprises. Following the previous literatures, we analyze the influence factors such as enterprise resource, industrial environment and corporate strategy. The data has been collected from the auto parts manufacturing enterprises in China and was analyzed by using computer statistical package SPSS 21.0 of reliability test and factor analysis, Multiple regression analysis was used to test the fitness of the theory model and the hypotheses.Based on questionaries of 110 Chinese auto parts manufacturing enterprises, we find out that the entrepreneur’s ability, financial resource, the human resource, the informal network between the operator and Government leader, the informal network between the operator and the related company’s operator, market environment, government policy, differentiation strategy can exert positive effect on the qualitative achievement. According to the research results, the paper provides some meaningful implications and recommendations. Firstly, the entrepreneur should fully make use of their capacities in order to sustain the qualitative achievement. Secondly, Firms should think over how to use the enterprise resources and how to make corporate strategies to adapt to the industrial environment. Last but not least, the Government should formulate more useful policies to help the auto parts firms for their further development.