42 Engineering design services; Consulting in the field of engineering; Software engineering services; Mechanical engineering services; Electrical engineering services; Technological services relating to manufacture, namely, monitoring inspections of manufactured goods, manufacturing machinery for quality control purposes; Advisory services in the field of product development and quality improvement of software; Design of models, namely, development, updating and maintenance of software and database systems; Scientific testing services, namely, scientific research in the field of hardware, manufacturing machinery, and components therefor; Product testing; product quality testing; Quality control for others; Expert advice relating to technology, namely, consulting in the field of information technology; Advisory services relating to design and testing of new products for others; Product development for others; Research and development services in the field of computer hardware and software; Analysis and evaluation of product development for others; Design of packaging; Design of equipment for the transportation of freight; Preparation of technical manuals, namely, technical writing