The main stages of the Perfect Process Initiative include: ‧ identification of key customer requirements; ‧ benchmarking on quality, defining of gaps and oppurtunities; ‧ identification of special product characteristics; ‧ identification of special process parameters in correlation with the characteristics; ‧ assigning the control methods and measuring sustem analysis; ‧ monitoring and evaluating the process stability and capability; ‧ development and implementation of corrective actions to improve the process and product; ‧ customer evaluation on effectiveness.