They include personnel of units for architectural designing, construction, building materials and supervision and those of armed organs and the fields of science, technology and universities related to construction and officials of local party organs and administrative bodies.

They were greeted by Kim Ki Nam, Kwak Pom Gi, Ro Tu Chol and officials concerned of the party and armed organs at Pyongyang Railway Station.

Pyongyangites and students warmly welcomed the participants who performed exploits in construction sites.