Bracelets; Gems; Jewelry brooches; Jewelry charms; Pearls; Rings; Sautoir necklaces; Watches, clocks, jewelry and imitation jewelry

Technology consultation in the field of engineering; Engineering services in the field of analysis and evaluation; Design and development of software and hardware for control systems; Integration of computer systems and networks; Maintenance and updating of computer software; Technological consultation in the technology field of engineering; Technology supervision and inspection in the field of automated systems