Pre-shipment inspection (also preshipment inspection or PSI) is a supply chain management .It is an important quality control method for checking the quality of goods clients buy from suppliers.
PSI helps ensure that production complies with the governing specification contract , or purchase order. A final random inspection (FRI) checks finished products, often do inspection when at least 80% finished and export-packed. Samples are selected at random, according to standards and procedures.
At the 80 percent completion point, random pieces are pulled. The goal is 8 and 2 – For every ten products, two are allowed defects. Any more, and the entire batch may be pulled.
ANSI / ASQC Z1.4 (ISO 2859-1) is the international standard for the inspection process. The Acceptable Quality Limit, AQL, is previously determined by agreement of importer and manufacturer and is a necessary part of the contractual agreement.
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