[3] The purchase agreement between the Ministry of Transport of Argentina and China CNR Corporation for 20 locomotives was signed in December 2009.

The agreement also included the purchase of 220 long distance passenger carriages, while the total cost of each locomotive which arrived in Buenos Aires from China is estimated to be just under US$2 million.

[4] The locomotives are operated by Trenes Argentinos and used on the Mitre, Roca, Sarmiento, and San Martín railways.

Services departing from Retiro railway station run to the cities of Cordoba, San Miguel de Tucumán, Rufino, and Rosario, while those departing from Constitución go to points such as Mar del Plata.

[5] In November 2014 the Nigerian Government signed a contract with CRRC for refurbishment on the Abuja-Kaduna railway.