The exhibition "Domestic Construction Materials" (OSM) traditionally opens the annual calendar of construction exhibitions in Moscow.

Over the years of its existence, the exhibition "Domestic Building Materials" has gained importance for the construction industry. the industry, becoming a major professional event in this area and being, in fact, the only exhibition in Russia reflecting the realities of the Russian building materials market.

Today, the OSM exhibition is a nationwide event, which, according to the organizers and participants, effective lever for the promotion of domestic goods in the consumer market of Russia and is aimed at supporting domestic manufacturer.