In January 2007, CITIC Construction and the Turkmen Ministry of Railways officially signed a railway carriage supply contract which stipulated that CITIC Construction would deliver 217 railway carriages in total.
All these 217 railway carriages were delivered to the proprietor in June 2008 and October 2011, and have gone into service. The railway carriages met all technical requirements stipulated in the contract, and won high praise and trusts from the proprietor and passengers for their performance in comfort, safety, reliability and stability.