CQT Group deploys strict Quality Control Process for the wafers we make.

We comply with GB/T 2828.1-2012 Sampling Standard and TS16949 quality system for our wafers.

We have built up Class 1000 clean workshop and Class 100 clean desk, along with 6-step cleaning and drying line.

We possess complete inspection equipments:

Corning FlatMaster 200 for TTV, BOW, Warp,

Automatic Optical Surface Inspector (AOI) for surface quality test,

X-ray diffractometer (XRD) for orientation analysis,

EFG from Berlin for frequency selection, etc.