inconsistency in this area, every year in some seasons, we witness power outages in industries, and saroj, with the start of mountains number 13 and 5 and turning off one of the water to optimize energy consumption , is the release of a certificate of energy saving. 1996 and its bylaws were approved in 1400 by the supreme energy council, which during this period, its trading infrastructures have been provided. during this process, we spent energy and designed the plant energy exchange and got it approved by the jurisprudence committee of the capital market, and then other required regulations were approved by the supreme council of the exchange. the process of this certificate is as follows: the approval of the investor's plan by the custodian companies in the ministry of oil and energy, the private sector invests on its own , makes reforms, the saved fuel, which is the gas , belongs to this person, and the investor sells this certificate in the market. gas shortage problem they are, that is, they buy the certificates. so far, a contract in the field of electricity has been signed and is