Side the physical property element content range estimate material quality preview outward appearance salt-fog test stock thickness material quality written guarantee feeding survey report transporting warehousing van handles with care does not damage the components transporting stipulation isolation waiting processing raw material memory shelf to place the position memory condition marking clear each month to inventory the storage management stipulation to place gets a material issue slip blanking die angular templet end examination randomized test each class of adjustment mold to press the muscle clear non-breakage working procedure sample workpiece to press the clamping lug to shrink the mouth jade press abandonment turnover box transporting accident distortion to ship back this factory