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