Dear Khun Mirko,I understood...Dear

Dear Khun Mirko,

I understood...

Dear Khun Utain,

If we are reliable on the quality of component such as roughness, corrosion and dimensional. Then we would stop to ask supplier to do separate part put on the tray.

Dear Khun Jeeraphad,

Please ask supplier to provide the defect calculation by pareto chart and we need to discuss with Khun Utain.
If supplier over reject or not reliable then supplier shall be respond.