laatuketju
Laatuketju is a Finnish term used to describe a structured sequence of quality assurance activities applied across the lifecycle of a product or service. It denotes how quality is built step by step, from initial design and development through production, testing, packaging, distribution, and after-sales service. The concept emphasizes that quality results from an interconnected chain of processes rather than a single action.
In practice laatuketju encompasses design controls, supplier quality management, production quality, quality assurance testing, quality documentation,
Applications are common in manufacturing industries such as electronics, automotive, pharmaceuticals, food, and consumer services, but
Related concepts include quality management, quality control, traceability, ISO 9001, and HACCP. In Finnish usage, laatuketju