In order to guarantee the quality standards of the manufacturing cycle and,  consequently, the quality of its products, besides Quality Control and Quality  Assurance, which are the functions traditionally involved, we  have  involved in the quality process also the company structures that support  production, such as Engineering and Planning, and obviously all the staff  of the plants.we have involved in the quality process also the company   structures that support production, such as engineering and planning, and   obviously all the staff of the plants. Very good product has very high  efficacy just production staff are the first to be involved in quality.