Map of Bulgaria and coat of Dimitrovgrad“ZKI-Volta” Ltd was established in Dimitrovgrad during 2003. Since then its main activities are: rubber manufacturing, rubber confection, rubber lining of vessels and equipment against corrosion; welding of PP and PTFE pipes, lamination of pipelines with GFK resins; lamination of shafts and ditches using unsaturated polyester resins and fiber reinforcement; fire and chemical proof protection trough special paints, varnishes and resins; manufacture of rubber and rubber to metal press formed details;