"With this service, all of the long-distance routes now have new trains with all the security and comfort," said Argentine transport minister Florencio Randazzo.
"With the works we are carrying out on railways in 17 provinces, the service will continue to improve progressively in terms of travel times and comfort," added the minister.
The trains are equipped with ABS systems, pneumatic cushioning, air conditioning, smart door locks, fully equipped bathrooms and LED lighting.