Investigating the impact of supply chain management on improving organizational performance with regard to the mediating role of competitive advantage: the case study of South Aluminum Corporation (SALCO)

The purpose of this research is to investigate the impact of supply chain management on improving organizational performance with regard to the mediating role of competitive advantage (the case study of South Aluminum Corporation). The present research method is a descriptive analysis of the survey type and is applied in terms of purpose. The statistical population of the research includes 2300 employees of South Aluminum Corporation. In this research, the sample size was determined using Cochran's formula and the stratified sampling method according to the sample size, 341 people as a sample. The research tools in this research included three standard questionnaires of supply chain management by Lee et al. (2006), the standard questionnaire of competitive advantage questionnaire by Lee et al. (2006) and the standard questionnaire of Patterson's organizational performance (2005). The validity of the questionnaire was evaluated and confirmed using content validity and construct validity and the reliability of the mentioned questionnaires based on Cronbach's alpha coefficient. In this research, to analyze the data from the "structural equation model" and especially the path analysis technique, using the Smart PLS software, the specified paths of the research according to the conceptual model have been examined. The findings of the research showed that the management The supply chain has a positive effect on the improvement of the organizational performance studied by the South Aluminum Corporation, and the competitive advantage plays a mediating role in the influence of the supply chain management on the improvement of the organizational performance.