Decision support system for supplier selection in gas pipeline industry

Abstract

The objective of this research was to study and analyse both the quantitative and qualitative decision criteria for pipeline fabrication supplier selection in the gas pipeline industry in Rayong, Thailand. The decision-making process was analysed by the Analytic Hierarchy Process technique or AHP and computed using SpiceLogic software. The data collection was carried out by providing questionnaires to experts and specialists at the management level. It was found that the main factors were quality, technical capability, delivery, cost and financial stability. All the main factors were considered with the decision-making process for purchasing and selecting with the best supplier. The results of this research support the company to gain business opportunities as well as a competitive advantage. The results also ensure that the company can procure products that are efficient, have a good price, and able to deliver quality work within the specified time.