The eighties saw the birth in western industry is growing interest regarding the issues of control and quality improvement. This interest is closely tied to understanding the relationship between quality and productivity, as well as the role that the efforts in these fields have on increasing the competitiveness of enterprises in any sector. 
The impulse experienced by these subjects in Europe and the U.S. is due in large part to the spectacular results achieved in Japan, which has led to its ultimate consequences a philosophy whose principle is the continuous improvement of quality and productivity in All preocesos.La experience of successful businesses shows that quality and productivity are linked in practice and that it is possible to increase both, while reducing manufacturing costs, and implement a strategy that does not require large investments, but the implantation of an operational philosophy that is fundamentally based on maximizing human capital and the potential information generated by the process.