Shayan technology-based Company, by attending the exhibition of water and waste water industry which was held from 16 to 19 October 2017, succeeded in attracting the attention of the managers of this field and received a statue and an appreciation letter from Mr. Sattar Mahmoudi, the head of the Ministry of Energy at that time. On the sidelines of receiving the appreciation letter from this exhibition, Mr. Shahb Shirin, Chairman of the Board of Shayan Company, also gave a speech in the presence of the officials of Iran and experts in this field.