Chemicals; industrial chemicals; sulfuric acid; copper sulfate [blue vitriol]; non-metallic minerals; non-metallic minerals for use in manufacture; chemicals for surface preparation; chemicals for metal surface finishing; chemicals for surface finishing to coat electroless plating layers on plastics; chemicals for surface finishing to coat electroless plating layers on metals; chemicals for surface finishing to coat electroless plating layers on ceramics; ungluing preparations; anti-sulphurating agents for metals; antioxidants for use in manufacture; additive for resin; raw materials for plating solution; selenium; tellurium; bismuth; antimony; antimony compounds; rhenium; sputtering targets of oxides; chlorides; molybdenum chloride; tungsten chloride; cobalt chloride; tantalum chloride; niobium chloride; sulfides; oxides; metallic oxides; non-metallic oxides; powder of metallic oxides; powder of non-metallic oxides.

Iron and steel; alloys of common metal; alloyed steels; iron, unwrought or semi-wrought; steel, unwrought or semi-wrought; alloys of common metal, unwrought or semi-wrought; alloyed steels, unwrought or semi-wrought; selenium alloys; manganese; manganese alloys; ores of metal; copper ore; niobium; copper and its alloys; copper, unwrought or semi-wrought; copper alloys, unwrought or semi-wrought; titanium and its alloys; tungsten; tungsten alloys; tantalum and its alloys; niobium alloys; non-ferrous metals and their alloys; copper ingots; copper-base alloy ingots; lead ingots; tin ingots; tellurium ingots; bismuth ingots; castings, foils, powder, and rolled, drawn or extruded semi-finished articles of copper or its alloys; anode of copper or its alloys, billet of copper or its alloys, cake of copper or its alloys; foils of copper and its alloys for printed circuit boards; steel rails; copper strip; copper alloy strip; steel plates; steel alloy plates; sputtering targets of metal; sputtering targets of metal alloys; sputtering targets of non-ferrous metals and their alloys; sputtering targets of copper and its alloys; sputtering targets of tantalum and its alloys; sputtering targets of titanium and its alloys; sputtering targets of cobalt and its alloys; sputtering targets of nickel and its alloys; sputtering targets of molybdenum and its alloys; sputtering targets of indium and its alloys; sputtering targets of tin and its alloys; sputtering targets of aluminum and its alloys; sputtering targets of iron and its alloys; sputtering targets of manganese and its alloys; sputtering targets of tungsten and its alloys; sputtering targets of oxides; sputtering targets of metallic oxides; coils made of nonferrous metals and their alloys; coils made of copper and its alloys; coils made of titanium and its alloys; coils made of tantalum and its alloys; metal in powdered form; powder of tantalum; powder of tantalum alloys; powder of niobium; powder of niobium alloys; powder of titanium.

Compound semiconductor wafers; semiconductor wafers; coils, electric; computer programs, downloadable.

Precious metals and their alloys; silver; gold; platinum metal; palladium; iridium; ruthenium; rhodium; gemstones; sputtering targets of platinum metal or platinum alloys.

Mining extraction; construction; repair or maintenance of metalworking machines and tools; repair or maintenance of mining machines and apparatus; rental of construction machines and apparatus; rental of mining machines and apparatus.

Transport of waste; collection of domestic and industrial waste and trash; storage of waste; collection of recyclable goods [transport]; storage of recyclable goods; collection of industrial waste.

Metal plating; electroplating; electroless plating; metal treating; ceramic processing; recycling of precious metals contained in waste or used goods; recycling of non-ferrous metals contained in waste or used goods; recycling of iron contained in waste or used goods; recycling of steel contained in waste or used goods; recycling of copper contained in waste or used goods; recycling of lithium contained in waste or used goods; recycling of cobalt contained in waste or used goods; recycling of nickel contained in waste or used goods; recycling of tantalum contained in waste or used goods; recycling of niobium contained in waste or used goods; recycling of precious metals; recycling of non-ferrous metals; recycling of iron; recycling of steel; recycling of copper; recycling of lithium; recycling of cobalt; recycling of nickel; recycling of tantalum; recycling of niobium; recycling of plastic contained in waste or used goods; recycling of waste; recycling of waste batteries; sorting of waste; disposal of waste.

Surveying; geological research; geological prospecting; geological surveying by exploratory drilling; geological exploratory drilling; geological test-pit digging; conducting of chemical analyses of metals; research of metal resources; exploration of metal resources; computer programming; providing computer programs on data networks; technological advice relating to computers, automobiles and industrial machines; scientific and technical research, provision of information relating to scientific and technical research.