Developed Stage :
critical dimension & customer‘s demand confirmed.
drawing & production process review.
tooling, jig & gauge developed.
Sample Stage :
tooling, jig & gauge confirmed.
complete dimensions measurement.
mechanical and chemical property confirmed.
the control of production process & critical dimension.
Mass Production Stage :
the control of process & circuit inspection.
the final inspection control.
Feasibility Study / PPAP
Quality Control Plan / FMEA