Custom manufacture and assembly of products for others, namely, manufacturing and processing plastic monomers, plastic moulding compounds, plastic resins and their semi-finished products, namely, methacrylic acid, methyl methacrylate, butyl methacrylate, methyl tert-butyl ether, hydroxy esters, polymethyl methacrylate and thermoplastic methacrylate resins; polymerising of chemicals; processing of chemicals; treatment and processing of plastic monomers based on acrylates, namely, methacrylic a...