The legal entity is represented by the sanan district market supervisory authority, the registration agency of which includes the production and sale of: filtering equipment, cores, filters, filters, oil filters, hydraulics, dust filters, paper products; sales: spare parts for filtering equipment, wind and electricity equipment and accessories, filters, engineering machinery equipment and accessories, filters, filters, filters, filters, filters, filters, stainless steel products and accessories, rubber products, paper products, flanges, valves, valves, metallurgy, aluminium, chemical products (without dangerous chemicals), air pressure equipment and accessories, internal combustion engine accessories, air separation equipment (subject to the approval of the law and to the approval of the relevant sector)*