40 Metalworking; processing of plastics; ceramic processing; custom 3D printing for others; rental of metalworking machines and tools; rental of chemical processing machines and apparatus; rental of 3D printers; providing material treatment information; custom manufacturing of electronic labels for others, and consultancy and providing information thereof; custom manufacturing of labels incorporating RFID chips for others, and consultancy and providing information thereof; custom manufacturing of label printers for computers, and consultancy and providing information thereof; custom manufacturing of RF tags for others, and consultancy and providing information thereof; custom manufacturing of electronic tags for others, and consultancy and providing information thereof; custom manufacturing of identification electronic tags for others, and consultancy and providing information thereof; custom manufacturing of electronic tags for identification by radio frequency for others, and consultancy and providing information thereof; custom manufacturing of electronic tags for merchandise for others, and consultancy and providing information thereof; custom manufacturing of information readers for electronic tags for merchandises for others, and consultancy and providing information thereof; attaching metal labels to packaging containers for others, and consultancy and providing information thereof; custom manufacturing of electric machines for others, and consultancy and providing information thereof; custom manufacturing of telecommunication machines for others, and consultancy and providing information thereof; assembling and precision processing of electronic components, and consultancy and providing information thereof; custom manufacturing of electronic machines and their parts; providing information on manufacturing, processing and assembling of semiconductor chips; custom manufacturing of electronic circuits and computers, and consultancy and providing information thereof; assembling of central processing units and program recorded electronic circuits, and consultancy and providing information thereof; custom assembling of integrated circuits, masks, electronic chips and computer chips, and consultancy and providing information thereof; label processing of electric and electronic apparatus and their parts, and consultancy and providing information thereof; providing information on custom manufacturing of packaging containers; custom manufacturing of power controllers; technical advice on the assembly of electronic or electric devices, machines and components thereof; rental of industrial robots for use in manufacturing, and consultancy and providing information thereof; printing, and consultancy and providing information thereof; electronic printing, and consultancy and providing information thereof; printing of product labels, stickers, and tags, and consultancy and providing information thereof; rental of printing machines, consultancy and providing information thereof; rental of label printing and laminating machines and equipment, and consultancy and providing information thereof; rental of machines for labeling containers, and consultancy and providing information thereof