QUALITY ASSURANCE, INSPECTION & TESTING8.1Quality AssuranceThe Supplier, and his Sub-Suppliers, shall operate a quality system satisfying the applicable provision(s) of ISO 9000 (series), or agreed equivalent standard, commensurate with the goods and services provided.The Supplier shall ensure that his sub-suppliers operate a quality system meeting the specified conformance criteria to ISO 9000. The Supplier’s Quality System will besubject to the Purchaser’s approval prior to issue of a Purchase Order. Major Sub-Suppliers will be subject to