42 product testing, research, and product development in the field of chemistry; product testing, research, and development of machines and apparatus; product testing, research, and development of metal materials; product testing, research, and development in the fields of material science and electrical engineering; product testing, research, and development of telecommunication machines and apparatus; product testing, research, and development of electronic circuits, semiconductor power elements, integrated circuits, and large-scale integrated circuits; product testing, research, and development of semiconductors; product testing, research, and development of metal oxides, semiconductors, electronic appliances, and telecommunication machines and apparatus; providing technical research information relating to manufacture and processing of metal oxides, semiconductors, electronic appliances, and telecommunication machines and apparatus; providing scientific research information and data relating to scientific and technical research and development; technical consultancy relating to product development; design of electronic circuits, semiconductor elements, integrated circuits, and large-scale integrated circuits; providing technical research consultancy and information relating to design of electronic circuits, semiconductor elements, integrated circuits, and large-scale integrated circuits; design, coding in the nature of writing of computer code and maintenance of electronic calculator computer programs; design and development of electronic calculator computer programs; maintenance of computer software; design of computer software; consultancy relating to design, coding in the nature of writing of computer code and maintenance of computer software; technological consultancy services in the nature of technology advice provided to Internet users by means of a support hotline featuring introduction and information in relation to performance and operation methods of electronic calculators, automobiles, or devices for which highly specialized knowledge, technique, or experience is needed in accurate operation according to purposes; updating computer software; design, coding in the nature of writing of computer code, and maintenance of operating software for accessing and using cloud computing network; leasing operating software for accessing and using cloud computing network; design and development of operating software for accessing and using cloud computing network