(01) The Empresa de Transportes Colectivos Eléctricos began remodeling its Pullman trolleybuses in 1986 and announced plans for a new line in Santiago. News of the project spread worldwide and North China Industries in Shenyang sent a trolleybus for demonstration. It tested in Valparaíso on 2 January 1990. [El Mercurio, Valparaíso, 3/1/1990]