The research of Risk assessment & Sampling methodology combination

In ISO/TS16949 international standard, process audit is a mandatory system requirement, to confirm the effectiveness of the manufacturing process. But the standard doesn´t clearly indicate the specific sampling size. The sampling quantity is often judged by personal experience during the audit, which may lead to discrepancy when choosing the sampling size, which further leading to audit result difference. The outcomes of the research of the Risk assessment & Sampling methodology combination are to provide a kind of method, as a unified, the determination of specific audit sampling size of guide, to eliminate the differences between sampling by personal experience judgment, so as to ensure high consistency of audit results.