Tehran – Esfahan line should be TSI-compliant, RAI tells Chinese contractors

http://www.railwaygazette.com/news/high-speed/single-view/view/tehran-esfahan-line-should-be-tsi-compliant-rai-tells-chinese-contractors.html

Connecting domestic two major cities by high speed rail is popular among newly industrialized countries. On the other hand, it's ironic that the United States is not strongly willing to install high speed rail systems between two major cities in California, even though it's a developed country.