A team from the Roads and Transport Authority (RTA) visited Poland to check on the progress of Dubai Metro's Route 2020 trains.
They say rail transport company Alstom is complying with the highest standards of quality in manufacturing key components of the project.
Route 2020 is an extension of the Dubai Metro that connects Nakheel Harbour and Tower Station to the Expo 2020 Dubai site.
The 15km line is scheduled to open ahead of the mega event.
UAE President announces launch of citizen-led authority
President His Highness Sheikh Mohamed bin Zayed Al Nahyan has announced the launch of an authority that will be led exclusively by citizens to shape the nation's future.
UAE lowers age of maturity to 18 years in new decree law
The UAE has lowered the age of majority from 21 years to 18 years under a new law regarding civil transactions.
Ras Al Khaimah rings in New Year with record-breaking show
Ras Al Khaimah ushered in the new year with a new Guinness World Record title for the largest aerial display of a phoenix, a mythical symbol of renewal and rebirth, created using 2,300 drones.
Emirates flight returns to London shortly after take-off due to 'technical fault'
An Emirates flight from London to Dubai was forced to return to Heathrow airport "shortly after take-off due to a technical fault".
