This paper Zae-Quan Kim’s contribution to Korean industrialization and its contexts. Major findings are as follows. First, he accumulated knowledge and experience concerning iron and steel, and presented the “Proposal for Development of Iron and Steel Industry in Korea” in 1964.Second, he was deeply involved in the transformation of comprehensive steelworks plans in Korea, especially taking the lead in preparing the “New Project Plan” in 1969, which was connected to the construction of the Pohang Steel Works. Third, he advocated the plan for an original model automobile in 1970, and setup the “Long-term Promotion Plan of the Automobile Industry” in 1973, which led to the development of Pony by Hyundai Motors. Fourth, he helped establish national standard research from 1975 to 1980, and then pursued stipulating the national standard system into the Constitution of the Republic of Korea. In conclusion, Zae-Quan Kim was the leading figure in making the basic designs on the iron and steel industry, automobile industry, and national standard during Korean industrialization.