| The demand of the economic market for the audit industry is increasing,and the team of accounting firms is also growing.As an independent third party institution,it undertakes the responsibility of reasonably ensuring the quality of financial information in the capital market.Based on its responsible attitude towards users of statements from all walks of life,the audit conclusions should be true and reliable.However,according to the spot check of the practicing quality of securities certified public accountants firms conducted by the China Association of Certified Public Accountants in recent years,many firms have audit quality management problems every year,such as: the certified public accountants are not diligent and responsible,the audit procedures are not implemented,and the integrated management of the head office and branch office is poor.Audit quality has become the focus of public attention.Among the numerous accounting firms named,X accounting firm was taken 9 administrative supervision measures,up to 7 in 2017,and was punished by the CSRC in 2022.This time,the audited entities involved had a large impact,and the false financial reports issued by X accounting firm caused significant losses to social investors and creditors.Therefore,this paper selects X Certified Public Accountants to analyze the problems in its audit process,and analyzes the causes of the problems in depth.In combination with the latest "Accounting Firm Quality Management Standards No.5101-Business Quality Management" standard,this paper puts forward suggestions to optimize the audit quality management,so as to achieve the purpose of improving the audit quality,thus enhancing the confidence of all parties in the market in the audit industry,and promoting the development of the audit industry.This paper takes case analysis as the research method.First,it introduces the principal-agent theory and total quality management theory,laying the foundation for the next analysis.Through the introduction of the audit quality management system of X accounting firm and the introduction of the theme,it is found that there are more or less problems in each stage of the audit project of the case company.For example,in the business undertaking stage,the risk assessment is lack of depth,and the certified public accountants do not maintain their due independence;In the audit plan stage,the audit plan is not reasonable and the personnel are assigned randomly;In the audit execution stage,the audit procedure was improperly executed and the audit evidence was insufficient;In the audit report stage,the business review mechanism is formalistic and the monitoring is poor.Through in-depth analysis of the causes of the above problems,suggestions for improvement are put forward for the four stages and other relevant aspects.At the same time,the accounting firm should pay attention to the construction of the audit quality management system and keep pace with the times to achieve the role of quality management optimization in the whole process of the audit project. |