Attending the presentation held on the theme of "domestic production of raw materials, fuel and materials" were scientists, technicians, teachers and researchers of Kim Il Sung University, Kim Hyong Jik University of Education, Hamhung University of Chemical Engineering, the Hamhung Branch of the State Academy of Sciences, the Ministry of Chemical Industry and other units.

There were a presentation and judgment on the scientific and technological proposals made in brisk scientific research.

Meanwhile, there were a discussion and question and answer on the proposals presented at the workshop for refining lubricant base oil and improving the quality of additives.