This company started its activities in 1373 to meet domestic needs in the field of facilities under the brand name of Metal Boiler and has always sought to improve the technical and quality of its products. It produces hot water boilers, hot water boilers, deaerators, sand filters, hardeners, coil sources and heat exchangers, and has always put quality at the forefront of its work, which has made consumers remember the name of this company well. Also, in 1381, this company was able to step into another valuable valley and add the production of steam boilers and oil heaters to its portfolio and market it under the name of Bohar Gostar Tabaristan. After some time, by expanding the scope of activities and based on the needs of the market of neighboring countries, he succeeded in producing steam boilers with coal fuel, in order to have the honor of serving dear Iran with a continuous and active presence in the production and service market, which is the result of this effort. Continuous successful and active presence in domestic and foreign markets.