Investigating and identifying the dimensions of LARG supply chain management in the Deputy of logistics in Great Tehran Police Force

Large supply chains consist of lean, agile, flexible and green supply chains, which are one of the most widely used supply chain management chains in the world, which are used to improve the performance as well as increase the efficiency and effectiveness of the organization. The purpose of this study is to investigate and explain the implementation of large supply chain in the police force of Greater Tehran.

The statistical population of this study consists of 30 professors, commanders and managers of NAJA readiness and support, all of whom have collected information. The validity of the questionnaire was obtained by experts and its reliability was obtained by Cronbach's alpha test with a coefficient of 0.769. The study of dimensions, components, large supply chain indicators and their prioritization have been the questions of this research. The research method was exploratory, which was done in the form of library and field studies with the help of a researcher-made questionnaire. Descriptive statistical methods as well as confirmatory factor analysis were used to analyze the data.

The results of exploratory factor analysis show that the NAJA supply and support chain model includes five dimensions. These dimensions are: multiple management, integration, performance, productivity management and green management.

Principled and correct implementation of large supply chain benefits from a clean, flexible, green and agile supply chain. This is achieved by establishing a logical connection between the mentioned principles.