Category: Quality Control

What CE marks and ISO certificates do and do not prove, and the pre-shipment certificates Mozambique, Zimbabwe and Zambia require for goods from China.

A golden sample is the signed, sealed reference that production and inspection are judged against. How to approve, seal and keep one when buying from China.

Your order failed inspection in China. How to hold the shipment, choose rework, replacement or a discount, and re-inspect before you pay the balance.

Pre-production, during-production (DUPRO), pre-shipment and container loading inspections compared: timing, what each checks, and how to combine them for your order.

AQL inspection explained in plain language: sampling tables, a 5,000-unit worked example, critical, major and minor defects, and when AQL is not enough.

How quality control works when sourcing from China: golden samples, pre-production, during-production and pre-shipment inspections, AQL, and fixing failed goods.