16
Books, journals, brochures; all relating to advice, public relations and consultancy concerning infrastructure projects, such as roads and railways, and none relating to computing, data management, data security or data processing; all relating to investment matters
41
Provision of education namely training; organisation of seminars and other similar educational meetings, namely colloquiums and conferences; all relating to advice, public relations and consultancy concerning infrastructure projects, such as roads and railways, and none relating to computing, data management, data security or data processing
42
Technological services, namely technical project studies; all relating to advice, public relations and consultancy concerning infrastructure projects, such as roads and railways, and none relating to computing, data management, data security or data processing