engineer oji , and we know that i know saqir's old colleagues from a period when i was responsible for monitoring and evaluating the performance of the ministry of home affairs, and at the same time, i also followed up i was thinking that in order to organize domestic production as quickly as possible and to supply the needs of our own industries and industrial units with goods and equipment, especially catalysts, from domestic manufacturers , what has happened to the diversification of petrochemical feedstocks? why are most of our petrochemicals its food is gas, of course, the existence of south pars region it must have had an effect, but for the times when we may face a crisis , we may be dissatisfied with gas consumption, well, this will be a pain in the head. what happened, what did you do to make this diversification happen ?