نازنین مرادی

Due to the rapid and recent advances in technology and economic globalization, modern industry has tended towards an increasingly precise division of labor. As a result, organizations focus on developing their core capabilities and outsource their non-core tasks to other partners or suppliers with different professional capabilities to enhance their competitive advantage by using these external resources and technological knowledge. On the other hand, consumer behavior changes widely due to the rise of consumer ideology. These pressures lead companies to actively invest in supply chain management (SCM) and create strategic alliances against their competitors. Therefore, organizations should find more efficient suppliers to increase supply chain competitiveness. Among the various existing suppliers, how to choose the right suppliers for organizations has become a key issue in the supply chain and increasing the efficiency of organizations.

Now, according to the importance of the subject, in the first stage of this research, the criteria and sub-criteria were first identified through library sources, and then for the final confirmation and localization of the criteria and sub-criteria through the Delphi method. Fazi questionnaire tool was used and the final criteria were determined. In the second step, after determining the final criteria and sub-criteria, we weighted and ranked the criteria and sub-criteria using the fuzzy swara technique, and in this step, the questionnaire tool was also used to collect information, and finally in the step Finally, to select and rank the domestic suppliers of raw materials, the fuzzy clustering technique was used, and the information required for this step was also collected through a questionnaire. The results of the research in the first step show that among the criteria and sub-criteria of identification Finally, ۴۸ criteria were selected from the literature and articles, and in the second step, the quality criteria were ranked first, and the technical criteria and service and delivery were ranked second and third, respectively, and the most weight was assigned to these criteria. In this way, ۶ internal suppliers of Aras Bazar pharmaceutical company were ranked by the fuzzy copperas method, and Aras Taban company was selected as the best supplier in this research.