Supplier Selection with Fuzzy TOPSIS and VIKOR Method in a Trailer Manufacturing Company

Abstract

The supplier decision has become a strategic decision for companies to achieve competitive advantage due to growth and increased competition, technology and reduced profit margins. The right choice of the supplier is one of the most important elements that will ensure the production and distribution of the products with the desired quality, flexibility, lower cost and high speed. There may be complexity and uncertainty in supplier selection decision as it includes many factors and multiple decision makers. For this purpose, the right supplier to be cooperated has been decided by using fuzzy TOPSIS and VIKOR methods in Microsoft Visual Basic by evaluating existing suppliers in a trailer factory operating in Turkey.