| In the twenty-first century, enterprises face more opportunities and challenges under acomplex economic environment. Internal audit as an important part of corporate governance andthe management control mechanism being used to supervise and urge the trustee to effectivelyperform their duties, is required to give full play from the overall interests of the company in orderto improve business performance and management efficiency so as to realize the target ofenterprise value-added. Facing the changeable market environment, business risk increasesobviously, the traditional internal audit function that is looking up wrongs and preventing fiscalabuses has been unable to meet the enterprises requirement of developing quickly in the fastchanging market environment. Modern internal audit needs to break through the traditionalfunctional boundaries such as the traditional function of supervising and evaluating and extend forachieving added value services for the organizations, making internal audit become a importantpart of the enterprise value chain in producing and operating in order to participate in themanagement of enterprises actively. Make full use of its function to add value for the enterpriseand realize the ultimate goal to achieve the extension of internal auditing function. So studying theinfluence factors of extending the internal audit function can help enrich the research of internalaudit and provide guidance for the practice of internal audit so as to promote the development ofthe internal audit.This paper adopts normative and empirical research methods, firstly, it summarizes anddiscuses the main types and characteristics of the internal audit function, analyzes internal auditcombining with characteristics of listed companies. Secondly, it studies the present situation ofinternal audit function expansion of listed companies and analyzes the causes of the problems,then takes empirical methods to demonstrate it and analyze how these factors influence the degreeof expansion of the internal audit function. the study finds that:(1) obtaining the support fromsenior management has a significance influence on the internal audit function to expand, internalaudit functions should gain the senior management’s support to realize the functions extension,only internal audit getting higher level of status and more attention, can it strive for more financialresources, manpower and material resources for extending internal audit functions.(2) the internalauditor’s professional qualities have a clear positive correlation with the internal audit functions. The realization of extending internal audit function needs to improve the professional quality ofinternal audit staff constantly.(3) the audit techniques directly affect the work efficiency of theinternal audit. Listed companies should focus on the introduction of advanced audit techniquesand methods for internal audit staff improving the audit skills. Really play the role of the internalaudit function to help the organization realize the value. Finally, according to the theoreticalanalysis and empirical research, this thesis puts forward the countermeasures to realize theextension of internal audit function. |