The integrated steelworks plans in Korea experienced seven-time changes from 1958 to 1969. The initial plans made in 1958 and 1961 were not in action, and two plans in 1962 made by West Germany and America respectively ended with one time agreement. The plans made with KISA(Korea International Steel Associates) was developed from basic agreement in 1967 to additional agreement in 1968 with the establishment of POSCO(Pohang Iron & Steel Co., Ltd.), but not succeeded in the procurement of foreign capital. In the long run Korea's integrated steelworks project began to realize by making a new plan and negotiation with Japan in 1969.
The characteristics revealed in the historical development of integrated steelworks plans in Korea are as follows. Firstly, the plans have been gradually developed to more feasible ones in terms of production capacity and cooperative nation. Secondly, in this process Korea government has understood and learned more about the nature of integrated steelworks project. Thirdly, not only top decision-makers but also steel professionals have participated in establishing and driving integrated steelworks plans. Fourthly, intermediate agencies such as Korean Institute of Metals and Korea Institute of Science and Technology played important roles in the development integrated steelworks plans.