“At the end of November 2018, DKS engineer Nasybulin Radik underwent improvement on balancing rotors of electric motors at the operation site and on balancing machines at the Training Center for Advanced Training and Retraining of Personnel, BALTECH, St. Petersburg, Russia. For carrying out vibrodiagnostic and balancing works, the vibration analyzer of universal application BALTECH VP-3470 of the was purchased.”