Present there were researchers, teachers, graduate students, three-revolution team members and field officials of different units including the State Academy of Sciences, the Academy of Coal Mining Science, Kim Chaek University of Technology and coal mines in the western area.

The presentation was held, divided into panels of mining and construction of pits, prospecting and coal mining machinery and equipment.

Submitted to the presentation were over 180 papers.

There were a lecture and video show on the way to raise the mining rate at anthracite coal mines and on the improvement of the structure of inertia loading and carrying equipment and its introduction.