A little off topic, but potentially helpful for you. The QC industry has boomed in the last 10-20 years. Asia Inspection, Bureau Veritas, SGS, even certification bodies like UL and CSA offer QC inspections in addition to safety compliance inspections. Mind you, the value of these services is limited by the amount of information that can be supplied (for example, specific QC tests to be performed, detailed drawings with tolerances, material specifications, etc.).
I don’t know if this is universal, but speaking to sales reps, I get the feeling that QC is becoming a big differentiator in consumer products because of the situation that you describe. More and more development decisions are being made by suppliers. In some companies, this process is well documented and controlled. In others, it’s a cluster f.