1. What is a sampling plan? A sampling plan allows an auditor or a researcher to study a group (e.g. a batch of products, a segment of the population) by observing only a part of that group, and to reach conclusions with a pre-defined level of certainty. In this article I cover these cases in depth (hit the links below to skip to the relevant section): The buyer wants to follow the most common plan to inspect a supplier's batch of products The manufacturer implements a continuous … [Read more...]
What is a Quality Inspection?
This article describes the types of quality inspections (before, during, and after production) most widely used in international trade. They should be performed by 3rd party QC providers (appointed by the buyer), or by the buyer's own inspectors, if you buy from China, Vietnam, India, or another low-cost country. What is a quality inspection? The term "inspection" generally refers to the activity of checking products, whereas "audit" applies to analyzing manufacturing processes and … [Read more...]