International relations of the Department for methodological and scientific-research directions are
- Higher technical school (Germany, Dresden)
- Sofiavergarad (, Sofia, Bulgaria)
- Technical University (Republic of Cuba, was Santa Clara)
- Kongressin Polytechnic Institute (Guinean democratic Republic, Conakry)
- Higher construction school(Czech Republic, Pilsen) and Technical University (the Republic of Vietnam, Hanoi).