Mahmoudi Brothers Paper and Cardboard has an 80-year history in Tehran’s paper and cardboard market in the field of selling Iranian and foreign industrial paper and cardboard in rolls and sheets, providing roll-to-roll, cutting, die-cut, etc. services in 2016. He did his work. “Seraj Printing and Packaging” officially started its work in the beginning of 2017 with the efforts of Haj Ebadullah Mahmoudi and the production of cardboard boxes needed by fast food and juice shops and day by day its activity in the field of production and sale of all kinds of He developed cardboard and paper in packaging industries in Tehran and other cities. Among other development measures of this collection, we can mention the launch of “Afq Ebad” cardboard laminate line in 2017. Due to the presence of foreign sanctions and the problems of merchants to import cardboard and the ever-increasing price of the dollar, this collection has been able to satisfy the needs of the domestic market to an optimal extent by producing cardboard that can compete with similar foreign samples in terms of quality and price, and after a short period of time increase its production capacity to three times. The establishment of “Seraj Cellulose paper and cardboard store” is one of the other development measures of this collection, with the aim of producing and supplying high quality products at the lowest price in the domestic and foreign markets, since the beginning of 2019.