Economists believe that large part of the gross national income resulti from small and medium enterprises. In our country this industry has substantial contribution to economic growth. The majority of firms in the valves  industry that current research focus on it are classified in small and medium enterprises, and in recent years there has been significant growth in this part. The ability of manufacturers of pipes to compete in domestic and international arena has led to greatly increased domestic manufacturers brand. This study aims to investigate the exact circumstances of the small and medium enterprises producing valves and to offer a comprehensive model for the use of these agents.
In this study qualitative research methods (Grounded Theory) was used to collect data and provide the theoretical foundation of the final model. The first step in the field of literature review was performed, and the factors in the research were identified. In the next step, used semi-structured interviews with managers and marketing managers of companies.Sampling continued until theoretical saturation point. Then data extracted from the interviews were analyzed and coded in three stages and SME branding model was presented.