Making rounds of the Pukchang Thermal Power Complex, he appealed to the scientists and technical personnel to smoothly solve the scientific and technical problems arising in realizing the home production of equipment and reducing the transmission loss of thermal energy to the maximum.

When inspecting the Jangsan Mine, he told officials to properly work out the management strategy and actively push ahead with the work of updating the overall production processes on the basis of science and technology.

He inspected the Sunchon Phosphatic Fertilizer Factory under construction.

Earlier, he discussed the issue of establishing energy-saving production processes at the Chollima Steel Complex and the issue of supplying important equipment and materials, etc. while learning about the production at the Phungnyon Mine.