A driver drives the new KLIA Ekspres train at the Kuala Lumpur International Airport in Sepang, Malaysia, on March 13, 2018. China's CRRC Changchun Railway Vehicles Co. Ltd (CRRC Changchun) and Malaysia's Express Rail Link (ERL) unveiled the new train that will be used for the Kuala Lumpur International Airport rail link service on Tuesday, concluding a deal signed in 2014 in which ERL agreed to buy six trains from CRRC Changchun. (Xinhua/Zhu Wei)