Research On The Influence Of Internal Audit Organization Characteristics Of Small And Medium Sized Listing Corporation On The Effectiveness Of Internal Audit

Following the energy giant Enron was the U.S. Securities and Exchange Commission found quarter financial report fraud after, many world famous companies, such a s World Com, Xerox, global communications, and other financial fraud cases have emerged, in the domestic, Yinguangxia, Erie executives were arrested, Everbright Securities Oolong means "events erupt in succession, this a series of scandals caused the industry’s attention, began to explore the fundamental reason: the failure of internal audit, the weak constraint mechanism will increase the company’s fraud risk, or even bankruptcy. So many scholars from different angles to study the effectiveness of internal audit, improve the effectiveness of internal audit is the consensus of the industry. However, what kind of internal audit is effective, in order to ensure the effectiveness of internal audit, internal audit institutions should have what kind of characteris tics, these issues become the main content of this paper.Establish a reasonable and effective internal audit structure and scientific compliance of the operation, in order to make the internal audit institutions work smoothly, and play its due role. Only by understanding the characteristics of the internal audit institutions on the effectiveness of internal audit will have an impact, it can be targeted to set up an internal audit institutions, in order to improve the effectiveness of internal audit. In this paper, accountability, value chain and corporate governance theory as the foundation, from the Shenzhen SME board listing Corporation 2012-2014 data as samples, from the mechanism of internal scale, internal audit system integrity, the auditor’s professional competence, the organization of internal audit responsibilities and internal audit mechanism of industry analysis of the five aspects of internal audit institutions the characteristics of financial reporting objectives, business objectives and legal c ompliance to achieve the goal of three degree to measure the effectiveness of internal audit of internal audit, through the establishment of regression model, using descriptive statistical characteristics of the internal audit agency plans influence analysis and correlation analysis and multiple regression analysis on the effectiveness of internal audit.The results show that:(1) the scale of internal audit institutions has a positive impact on the effectiveness of internal audit, but the effect is not obvious.(2) the integrity of internal audit system has a positive impact on the effectiveness of internal audit.(3) the professional competence of internal audit staff has a positive impact on the effectiveness of internal audit.(4) the greater the scope of responsibility of the internal audit institutions, the higher the effectiveness of internal audit.(5) the effect of internal audit on the effectiveness of internal audit is not significant and the direction is not clear. Set a reasonable internal audit institutions in play in the organization of internal audit effectiveness has a key position, the SME board listed companies can take the following measures: equipped with sufficient internal audit staff, enhance the internal auditors’ professional competence, and improve the internal audit system, appropriate to expand internal organs functions range, actively fulfill the responsibilities of the internal audit committee.