The purpose of the vocational education and training system is to develop sufficient people with the right skills to meet labour market demands. Thus, In the former centrally planned economies, there was an inherent close link between the systems of production and training. This close link made it possible for information on skill demand and supply to flow between the production system and the vocational education and training system. So, the book has indicated to forecast occupations and qualifications to identify future skill and training requirements.