Korean government plans to expand R & D expenditures to 39.8 billion dollars (5 percent of GNP) and to secure 150,000 R & D manpower (30 per 10,000 population) until 2001. This paper deals with industrial research and development manpower and is to forecast the demand of science and technology manpower to keep pace with the economic development goals which includes advancement of science and technology. This is composed of two parts. The first part is the review of the basic concepts of this research while the second one projects and overall future demand of science and technology manpower.