this daneshpounian company is supposed to deliver the traverses needed by afghanistan railway company in two stages . 10,000 units are being delivered in march, and 10,000 traverse units are being delivered in april . it will be delivered later. in total , afghanistan needs 5,000 kilometers of railways. in general, according to the capacity that exists in the railway sector in iran, we procure the majority of the raw materials that are needed, such as sleepers, from iran . its production plant should be built in that country with the participation of an afghan investor . according to the head of the national migration organization, child laborers of non-iranian nationality are sent back to their countries. according to abdullah mobini , working and street children, a significant part of whom are the children of citizens and illegal immigrants, have become a tool for exploitation. be collected and transported to their countries in cooperation with the welfare organization and tehran municipality. to receive important news about immigrants, to investigate and deal with various issues of