... life, delivery time,and the weight of the product, 3D drawings, structural3,Purchase OrderAccording the customer own design and suppliers ... to accept orders4,colorAccording to the needs of customers5,DesignMay use the design software: Pro/Engineer,UG, ... , amend mould, untill produce the first good sample8, sample shootIf the samples pass, and with the customer agrees, mass production9, ...