QualityInspection.org

Quality Assurance, Product Development, and Purchasing Strategies in China

  • Home
  • Articles
    • An Importer’s Guide to New Product Manufacturing in China
  • Best Of
  • About Us
  • Contact us
X

Don't miss a post

It's easy to subscribe to our newsletter where you'll receive weekly updates for professional importers and manufacturers on better understanding, controlling, and improving manufacturing & supply chain in China.

The Different Types Of Sampling Plans For QC Inspections

January 2, 2019

The different types of sampling plans for QC inspections

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...]

Filed Under: Quality Control Tips Tagged With: AQL, QC, Sampling plan, statistical sampling plans

The Different Sampling Plans Contained in the ISO 2859 Series

October 22, 2014

The Different Sampling Plans Contained in the ISO 2859 Series

The vast majority of inspectors follow the ISO 2859-1 standard. But about ISO 2859-2, -3, and so on? The relationship between these parts is explained in ISO 2859-10:2006 (introduction to the ISO 2859 series of standards for sampling for inspection by attributes): ⎯ Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection ⎯ Part 2: Sampling plans indexed by limiting quality (LQ) for isolated lot inspection ⎯ Part 3: Skip-lot sampling procedures ⎯ … [Read more...]

Filed Under: Quality Control Tips Tagged With: AQL, iso 2859, ISO 2859-1, quality inspections, Sampling, Sampling plan


Weekly updates for professional importers on better understanding, controlling, and improving manufacturing & supply chain in China.

This is the official blog of Sofeast.com.

This blog is written by Renaud Anjoran, an ASQ Certified Quality Engineer who has been involved in chinese manufacturing since 2005.

Hit the button below to get in touch:

Contact Us!

Subscribe to our email newsletter

Connect with us

  • Email
  • Facebook
  • LinkedIn
  • RSS
  • Twitter
  • YouTube
sofeast
sofeast
sofeast

Latest Articles

  • The New Apparel Development & Production Process [Podcast]
  • Going from 1 Prototype to Mass Production directly is Dangerous
  • Should North American Importers Leave China For Countries Like Mexico or Vietnam? (Feat. Andrew Hupert) [Podcast]
  • Inspecting Productions with Very Few Defects: Dump the AQL
  • Answering Your Questions on Fabric Quality, US Tariffs, & Volatile Material Prices.

Categories

  • Quality Control Tips
  • Sourcing New Suppliers
  • Supplier Management
  • New Product Development
  • Process Improvement
  • Ethical Sourcing

Archives

© 2022 QualityInspection.org