41 Consultancy and information services relating to arranging, conducting and organization of colloquiums, seminars, conferences, congresses for educational and cultural purposes in the fields of chemistry and 3D printing technology; training for cultural or educational purposes in the fields of chemistry and 3D printing technology; organization of exhibitions and public events for cultural or educational purposes in the fields of chemistry and 3D printing technology; education and training services in the nature of classes in the fields of chemistry and 3D printing technology; publication and editing of books in the field of 3D printing technology; publishing services, namely, publication of electronic publications in the nature of newspapers, informational letters, periodicals, magazines, prospectuses, and pamphlets in the field of 3D printing technology; online publication of non-downloadable electronic books and publications in the nature of texts, magazines, newspaper, and periodicals in the field of 3D printing technology; Publication and editing of texts, illustrations, magazines, newspaper, and periodicals in the field of 3D printing technology; provision of training programs and teaching programs in the fields of chemistry and 3D printing technology; provision of educational examinations; organization of competitions for education or entertainment in the fields of chemistry and 3D printing technology, notably during colloquiums, seminars, workshops, congresses, exhibitions; party planning; consultancy and information services relating to arranging, conducting and organization of exhibitions, colloquiums, workshops, seminars, conferences, congresses for educational and cultural purposes; providing symposiums, internships for cultural or educational purposes in the fields of chemistry and 3D printing