On January 23, 2019, a group of international exchange students studying as part of the Erasmus program at SGGW and conducting classes at the Faculty of Economic Sciences, together with the supervisor dr Mariusz Maciejczak, paid a study visits to two organizations. At the Polish Center for Accreditation, students got acquainted with the specificity of the functioning of the conformity assessment system, the role of accreditation in ensuring the free flow of goods and services and building trust in the market through certification. At the headquarter of Cargill Poland students learned about a number of activities in which the company is involved within the global food system. Cargill representatives discussed with the students a.a. issues how in practice implement the sustainable development principles into the activities of international companies.