1.Internal auditors implement the annual audit plans passed by the board of directors and prepare audit reports describing their findings and recommendations.

2.Internal auditors perform their auditing work according to the assignment of chief auditor and submit their proposals after wholly understand the object of their work.

3.Chief auditor should declare the scope of work, key points, sampling methods of each assignment to internal auditors and keep appropriate supervision of their work.

4.The purpose of auditing work is to provide assistance to managers to accomplish the operation goals and prevent losses caused by any possible incorrect behaviors. The followings should be included in the work of internal auditors:

To evaluate whether the internal control is adequate and effective

To point out the situation in which a bias is happening

To submit proper reports and recommendations

To follow up correcting actions

5.To accomplish the auditing work, internal auditors should do their best to make sure the following items are true or have been done.

(1)They have wholly understood the control procedures and computer systems of the operation which they are going to audit.

(2)All assets are recorded and existing.

(3)All liabilities are recorded and real.

(4)Every account of revenues, expenditures and cost which has exceeded its budget should be audited and analyzed to make sure its accuracy and compliance with the general accounting and cost accounting principles.

(5)All of the accounting records are made legally and in compliance with the general accounting principles.

(6) The operation efficiency, performance of plans, business trends, cost comparisons, execution of budget, and financial conditions have been assessed.

(7)Internal auditors should be familiar with the relevant laws, acts, and the internal control systems, operating regulations, handbooks and especially the special regulations and situation of the audited unit.

(8)Internal auditors should be aware of the history, significant events of the audited unit and the audit reports concerning the audited unit submitted before.

(9)Internal auditors should be aware of the audited articles, auditing methods and the findings and recommendations made by other auditors before.

(10)Internal auditors should make reasonable judgments to their findings. It should be supported by the reliable theories or principles and sufficient evidences gotten by means of checking, stocktaking, observing, doing questionnaires or sending out confirmation letters.

(11)Internal auditors can quote the information or records submitted by auditees after such information or records have been verified to be correct.

(12)Internal auditors should make a note about the documents for the reference of continuous auditing performed by others.

(13)Before making a decision internal auditors should seek the authoritative interpretations and opinions of the findings when the standards of the current systems are vague.