Its scientists have solved a lot of sci-tech problems arising in such projects as building the power stations in tiers on the Chongchon River and the waterway in South Hwanghae Province. They developed an advanced ground-pressure analysis method to put the building of a tunnel intake on a scientific basis.

The Construction Machinery Institute of the Branch invented a new girder fabricating method whereby to install any girder, even 10 meters in length and scores of tons in weight.

The Architecture Institute manufactured new types of high-performance ozonator and aeration apparatus to be installed at construction sites.

Besides, the Inorganic Building Materials Institute and the Organic Building Materials Institute developed new technologies helpful to speeding up the projects in various fields.