Auditing a factory's quality system, and helping them patch the main holes found by the auditor, is helpful. But is it enough? I used to think so. A good quality management system is supposed to stop defects before it is too late. However, I have seen too many Chinese manufacturers get very high scores on a quality audit, and then try to ship batches containing 5-20% of defective goods. Setting up control points relevant to each production step does help, but improving quality takes much … [Read more...]