Research On The Impact Of Internal Audit Quality On Corporate Performance Of Manufacturing Listed Companies

With the new normalization of China's economic development,the original manufacturing development model has been unable to meet the needs of the current economic development,and it is imminent to speed up the industrial transformation of the manufacturing industry.At present,the structural reform of the state supply side is carried out deeply.The listed companies of manufacturing industry are the most important backbone in both scale and innovation ability.In the reform based on "three to one supplement and one drop",the listed companies of manufacturing industry have achieved certain results.As an important means of modern enterprise management,internal audit has promoted the structural reform of the supply side,and has a far-reaching impact on the reform.At the same time,it further promotes the steady and steady development of the economy.The quality of internal audit is an important factor in internal audit.The quality of internal audit directly determines the function of internal audit.Therefore,the study of the relationship between the quality of internal audit and the performance of the enterprise has a positive effect on the further transformation and upgrading of the listed companies in the manufacturing industry and the promotion of the performance of the enterprises.Since the manufacturing enterprises listed in the Shenzhen Stock Exchange have basically covered the key industries,this paper selects the representative listed companies in the manufacturing industry as the research object.On the basis of summarizing the relevant theoretical literature of the internal audit quality and the enterprise performance,the paper comprehensively considers the internal audit.According to the related indexes of quality,2012-2016 years' data of the listed companies of the manufacturing industry of the Shenzhen Stock Exchange are selected as samples.After eliminating ST and data missing samples,732 samples are obtained.This paper uses the internal audit to control the quality of information disclosure,the independence of the internal audit department,and the integrity of the internalaudit system as the explanatory variable.The relationship between the quality of internal audit and the performance of the enterprise is studied by the total asset return rate ROA.The results show that the internal audit quality of the listed companies in the Shenzhen Stock Exchange has a positive correlation with the enterprise performance,that is,the improvement of the internal audit quality can improve the enterprise performance.Through the study of the impact of the quality of internal audit on the performance of the listed companies in the manufacturing industry of the Shenzhen Stock Exchange,the purpose of this paper is to deduce the internal relationship between the quality of internal audit and the improvement of the performance of the enterprises in our manufacturing industry,so as to provide a reference for the improvement of the quality of the internal audit in other industries.