Providing an online marketplace for buyers and sellers of downloadable digital image files of works of art authenticated by non-fungible tokens (NFTs)

Founding of metals; metal tempering, metal plating, nickel plating, chromium plating, welding; Forging of metal goods to the order and specification of others; treatment of metals; metal laminating services; Material processing, namely, obtaining metals from native earth materials

Quarrying and mining extraction services; advisory and information services in the field of quarrying and mining extraction services; earth-moving services for mining; repair services of mining machinery [ ; Building construction services; Building construction, installation and construction of metal and non metal frameworks for building; rental of tools, machines and materials for building construction ]

Precious metals and their alloys [ ; jewelry, precious stones; jewelry; horological and chronometric instruments ]

Common metals and their alloys [ ; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; pipes and tubes of metal; Metal building materials, namely, ceiling boards and floor boards, soffits; metal safes ]