ISO 9001:2000 requires auditors to audit the auditee's quality management system (QMS) and have a deep understanding of the nature of the business. This is why the organization certification before, it is useful to visit and the introduction of the first phase of the audit.

　　The first stage audit is mainly for the certification examination (second stage audit) limits the scope and planning, and enable the auditor to have an understanding of the organization. For example, let the auditor to enhance the organization of QMS, policy, target, risk, process, places such as the knowledge. At the same time, it can also be used to audit institutions is the demand and expectations and the auditee to communicate.

　　In the first phase of the preparatory review, the activities implemented include:

　　Identify the main risks of the business, the relevant laws, regulations and compliance;

　　Evaluate whether the process determined by the auditee meets the objectives and requirements of the customer adequately;

　　Implement document review;

　　This review shall determine all the requirements of the organization QMS file is fully covered ISO 9001:2000 standard. The review would normally be carried out at the auditee site (unless required by other means and accepted). As the result of the activities, shall submit a report indicating the imperfections. As part of the documentation review, for the auditor should evaluate the usefulness and support program and process description, and collect information about the organization and management system, information process and necessary places.

　　Drafting the certification document, including scope description;

　　Planning and certification (the second stage) audit, including selection of audit team requirements;

　　Obtaining evidence for effective planning or implementation of internal audits and management reviews;

　　The verification QMS has been implemented and has been accepted by the second phase of audit, including appropriate levels of documentation and supporting records;

　　As long as the system is insufficient, auditors should be noted in the audit report, in order to organize the opportunity to correct in the certification (second stage) before the audit

　　Reach a consensus on the date of the second phase audit