- Research, development and production of combustion engines, source assemblies and equipment for the engineering industry, including their components
- Purchase of goods for the purpose of resale and sale outside of the activities listed in annex. 1, 2, 3 Act. No. 455/91 Coll.
- Production and metallurgical processing of iron, precious and non-ferrous metals and their alloys
- Production of metal structures and metal products
- Surface treatments and welding of metals and other materials
- Production of machines and equipment
- Production of motor and trailer vehicles and bodies
- Production of other products of the processing industry
- Waste management (except for hazardous waste)
- Wholesale and retail
- Storage, packaging of goods, cargo handling and technical activities in transport
- Manufacturing, trade and services n.e.c