Tosee Matin Gypsum Company has registered as a privately held company with No. 3850 in Registration Office for Companies and Industrial Property of Semnan province on December 19, 2004. As one of the largest and best equipped factories producing the constructional and industrial gypsum that applies the most advanced scientific methods in this industry. which are the experience outcome of one of the most reliable and the largest manufacturers of gypsum factories with the brand of Ebtekar Company with a history of 26 years in manufacturing the gypsum, this company started its main operation with two work shifts. After finally dated 1387.06.27 with license trial operation with an annual capacity of 400 thousand tons Tosee Matin Gypsum Company started to work with the aim of producing the best constructional and industrial gypsum with the highest quality. The company is always trying to manufacture its products in accordance with the global standards and high quality. In this regard, one of the best-equipped and most modern laboratories of the company with the skilled and experienced staff in the world always tries to operate and investigate increasingly to satisfy the customers and succeeded in doing a wide range of activities in the domestic and foreign markets up to now. Consumption of gypsum and gypsum factory Matin 2 mine needed to be extracted.