IC 016. US 002 005 022 023 029 037 038 050. G & S: Paper and cardboard; educational publications, namely, hand books in the field of engineering; instruction manual in the field of instructional engineering; magazines in the field of engineering; printed matter, namely, pamphlets, leaflets, catalogues, books, textbooks in the field of engineering

IC 041. US 100 101 107. G & S: Educational and entertainment services, namely, arranging, conducting and organization of seminars, research meetings, and colloquiums in the field of engineering for educational purposes; educational and entertainment services, namely, arranging, conducting and organization of seminars and lecture classes in the field of engineering not for business and advertising purposes; providing information and advice on arranging, conducting and organization of exhibitions for the purposes of science, culture or education; educational and entertainment services, namely, arranging, conducting and organization of exhibitions, seminars and symposiums in the field of science and technology; educational and entertainment services, namely, arranging, conducting and organization of conferences, training and exhibition events in the field of technological exchange between countries; educational and entertainment services, namely, arranging, conducting and organization of training seminars, providing lecture meetings in the field of domestic and foreign science and technology; educational and entertainment services, namely, arranging, conducting and organization of seminars for auditors in the field of quality control and quality assurance; publishing of electronic publications

IC 042. US 100 101. G & S: Quality control for others; testing, inspection or research of pharmaceuticals, cosmetics or foodstuff and consulting related thereto; testing services, namely quality control for others