| Shenzhen Stock Exchange opened the through train for information disclosure of listed companies on January 13,2014,and began to publicly disclose inquiry letters in the same year.Specifically,the exchange issues inquiry letters to supervise the information disclosure involved in the announcements,media concerns or doubts,investors’ concerns or complaints disclosed by listed companies.Under the risk oriented audit mode,the audit of listed companies requires auditors to pay attention to risks.What audit risks may be prompted by the inquiry letter issued by the exchange?How do auditors use inquiry letters to identify and evaluate audit risks of listed companies? It has become a theoretical and practical problem worthy of study.Firstly,taking the exchange inquiry letter as the starting point.Then it introduces the theoretical basis of this paper,and expounds the research content,research ideas,research methods and research contributions.Secondly,it analyzes the system background and current situation of non administrative punishment-exchange inquiry letter.Among them,the system background mainly introduces the concept definition,development process and main categories of exchange inquiry letter.In terms of the current situation of the inquiry letter of the exchange,this paper discusses the current situation of the sending of the inquiry letter of the exchange,the reply status of the inquired enterprise and the description of the characteristics of the inquired enterprise.Thirdly,through the above detailed explanation of the inquiry letter of the exchange,this paper discusses the case selected in this paper-Huaze cobalt nickel.This paper first gives a brief overview of Huaze cobalt nickel company,then analyzes the audit risk faced by Huaze cobalt nickel based on the inquiry letter of the exchange,and explores the relationship between the inquiry letter system and audit risk in combination with the audit risk assessment of the exchange and the risk assessment of the accounting firm.Understand the basic information of the exchange’s inquiry letter and reply to Huaze cobalt and nickel,summarize the inquiry and reply contents by using the content analysis method,specifically describe the use of the exchange’s inquiry letter to identify and evaluate the audit risk of Huaze cobalt and nickel,and put forward the measures that can be taken for the case of Huaze cobalt and nickel.Finally,it summarizes the research content of this paper and puts forward some suggestions,and points out the shortcomings of this research.The main conclusions of this paper are as follows: the inquiry letter of the exchange can prompt the possible audit risks of listed companies through inquiry questions,the inquiry focus of different types of letters is different,and the audit risks that remind auditors to pay attention to are also different;The inquiry letter of the exchange is rich in information and can be used as an important information source for auditors’ risk assessment.The inquiry letter of the exchange has high information content and can be publicly obtained and used by auditors;Auditors can use the inquiry letter of the exchange to identify and evaluate audit risks and judge high-risk areas.At the same time,auditors can further identify and evaluate audit risks by using the reply content of the inquiry letter,and the reliability of the reply content is also one of the main contents that auditors need to verify. |