payam airport belongs to the ministry.any components in the study of economic , security, political debates, environmental , foundation, and various studies are happening . it has many parameters and components because it is an airport. for reasons and exploitation, in some periods, our airports did not include all these features, that is, from the perspective of space, from the perspective of economy, there are other reasons, but our airports are always in various situations. being the helper of the islamic republic of iran in unexpected events is the same in our situation, we want to talk about a standard situation. if there is a standard condition with all the factors you mentioned, if an airport wants to be established in a new city, how far should it be from the central airport , just look at the geography, maybe it is a geographical environment , because i read that it should be at least, for example 400 km is not like that, it is suitable for that climate and different conditions. many of you have airports in the wo