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The general manager of a mechanical processing plant pointed to the warehouse and said, "More than half of the items here should n…
Companies implementing Six Sigma generally focus their efforts on two ends: rigorous gatekeeping during project initiation and pha…
Document Description This procedure corresponds to clause 8.5.1 "Control of production and service provision" of the ISO 9001:2015…
Many quality professionals, when they first handle PPAP, simply follow the client's checklist: if the client asks for something, t…
Last month, Old Zhou, a quality engineer at an automotive parts company, was thoroughly troubled by an 8D report. The customer com…
The quality department of a certain automotive parts factory spent two weeks completing a value stream map (VSM) and listed twelve…
Many companies, after introducing Design of Experiments (DOE), focus all their efforts on "designing the plan": how many factors t…
Document Description This procedure corresponds to Clause 8.4 "Control of externally provided processes, products, and services" o…
The control plan is a critical checkpoint for PPAP submission, mass production delivery, and customer audits. However, many compan…
At 2 a.m., the customer's production line stopped due to a loose positioning bolt. Quality Engineer Xiao Zhou rushed to the scene …
1. Introduction: The Diamond Symbol on Your Own Drawing, but Lost at the Supplier Last year, a car parts company received a compla…
1. Introduction: The Same Product, Qualified in the Morning, Unqualified in the Afternoon A certain automotive parts company manuf…