•  Airdow takes the product's quality as essence of enterprise. Our quality management is in strict line with Rohs system and ISO9001 System certificated by DNV Inc.

•  We have complete procedures of Raw material inspection at supplier spot (100%), then IQC (100%), PQC (100%), FQC (100%), Standard sampling and inspection are made before delivery at our factory.

•  There are 5 quality junctures and 17 control junctures. Furthermore, our products receive TQA and destructive test, after which follow the 72-hour aging test. Our products can be packed and stored only when they are 100% checked and passed. And the pass rate of inspection by our clients reaches 99.9%.