Kavalevskij" , Publishing house
The Publishing house " Kovalevskij" specializes on release of printing catalogs and Internet projects in sphere businnes-to-businnes. For today the Publishing house " Kovalevskij" presents printing and Internet projects on mechanical engineering, wholesale trade, building for users. « PROVIDERS OF MACHINERY & EQUIPMENT» www.oborudunion.ru – the largest in Russia b2b a platform on sale of the equipment, technics, machine-building production of domestic and foreign manufacture. «Wholesale trade – Wholesale suppliers» www.opt-union.ru - b2b system of electronic trade in wholesale parties of the different goods. «Professionals of the building market» www.stroy-union.ru – b2b a platform on trade in building materials, the building equipment and technics, the goods for building branch.