- 25.21 — Manufacture of radiators and central heating boilers
- 27.40 — Production of electric lighting equipment
- 30.91 — Manufacture of motorcycles
- 30.92 — Manufacture of bicycles, strollers and wheelchairs
- 25.30 — Manufacture of steam generators, except central heating boilers
- 25.62 — Machining of metal products
- 25.99 — Manufacture of fabricated metal products, n.v.d.g.
Tubular radiators, towel warmers, gas podvodky and fittings
Manufacturer Polywarm, European tubular design radiators dylleriv looking to brand their products Haizung.