1.a Customer provide detailed drawings.
2.a Evaluate the drawing and communicate the technical and quality questions, then make quotation.
2.b face-to-face communicate the not settled questions.
3 Make-up PPAP files.

1.b Customer provide not detailed drawing, and asking for designing cooperation for the gear part.
2 Evaluate the drawing and simulate the optimised design, make-up detailed drawing, then make quotation.
3 Make-up PPAP files.

1.c Customer provide sample part for measurement and make-up drawing.
2 Do Measurement and make-up drawing for customer's confirmation, tolerance communication and make-up production drawing, then make quotation.
3 Make-up PPAP files.