CATC is the highest national institution of technical culture and gathers in it 19 county and 35 city technical culture communities, 18 national associations and the Technical Museum "Nikola Tesla". Organization's mission is to bring technical culture closer to citizens, and their mission is promotion of the common interests of its members: the development and promotion of technical culture of the citizens, technical education of the young generation (including scientific and technical literacy), the popularization of science and technnique and the stimulation of the development of science and technique.