The National Gymnastics Arena hosted the Rhythmic Gymnastics World Cup on May 7-9, 2021, the World Age Group Competitions on May 21-23, 2021 and the World Championship on May 27-29, 2021.

The State Administration of Radio Frequencies of the Ministry of Transport, Communications and High Technologies carried out radio monitoring works at the National Gymnastics Arena before the competitions, tested all radio electronic devices used during the competitions for compliance with the permitted terms and gave permissions for usage of these devices. It should be mentioned that the smooth operation of radio equipment was ensured during the competitions

.

At the same time, as a result of appropriate preventive technical works, the organization of interference-free broadcast of television and FM radio programs during the competitions was arranged at a high level.