Making rounds of the oxygen heat blast furnace shop, the hot-rolling shop and others of the Kim Chaek Iron and Steel Complex, he stressed the need to scrupulously manage equipment, improve the technical administration, operate the Juche-based production processes on a normal basis and thus increase iron and steel production.

At the Orangchon Power Station under construction, he called for speeding up the construction of Phalhyang dam and Changpho dam of the Power Station No. 4, expanse and concrete covering of waterway tunnel, construction of generator-room, assembling of generating equipment and others in the spirit of self-reliance.

At the Chongjin Steel Plant, he learnt in detail about the production of Juche iron and discussed the measures for improving administrative management and making relevant sectors fully ensure the transport of raw materials and fuel and electricity.

He also acquainted himself with the production of concentrated iron ore at the Musan Mining Complex and farming at the Ripsok Cooperative Farm in Myonggan County.