Present there were officials, scientists and technicians from the Pyongyang Construction Commission, the Ministry of State Construction Control, the State General Bureau of Design, Pyongyang University of Architecture and other units.

The seminar had an in-depth discussion and a question-and-answer on the proposals made by relevant units in the construction field.

What drew the attention of its participants were such proposals of high practical significance as a designing method for prefabricated concrete unit with earthquake-resistance.