Aurizon Holdings Limited ( ) is a freight rail transport company in Australia, formerly named QR National Limited and branded QR National. it was the world’s largest rail transporter of coal from mine to port. Formerly a Queensland Government-owned company, it was privatised and floated on the Australian Securities Exchange (ASX) in November 2010. The company was originally established in 200405 when the coal, bulk, and container transport divisions from Queensland Rail were brought under one banner as QR National. In 2019, the company operated in five Australian states; on an average day it moved more than of coal, iron ore, other minerals, agricultural products and general freight – equating to more than 250 million tonnes annually. Aurizon also managed the Central Queensland coal network that links mines to coal ports at Bowen, Gladstone and Mackay; it was the largest haulier of iron ore outside the Pilbara. In 2021, a major corporate change was foreshadowed when Aurizon sought to acquire rail operator One Rail Australia. The corporate regulator, the Australian Competition and Consumer Commission, approved the sale subject to One Rail Australia's coal-haulage business in New South Wales and Queensland being divested. Aurizon's purchase of One Rail Australia's assets not subject to divestiture occurred in July 2022. Divestiture of the remaining assets occurred on sale to Magnetic Rail Group on 17 February 2023. QR National The QR National brand was established in the 2004–05 financial year when Queensland Rail's coal, bulk and containerised business units were brought under one banner. The company's major traffic at the time was coal, both for export and domestic power generation, in Queensland. In 2005, QR National started to operate export coal services in the New South Wales Hunter Valley. By 2008, its operations extended across the entire mainland other than the Northern Territory when their first Melbourne–Perth intermodal container service started. In August 2008, QR National took over the operation of Melbourne–Horsham container service for Wimmera Container Line, after Pacific National withdrew its service. Public float In 2009, the Queensland Government announced that Queensland Rail's commercial activities were to be separated from the government's core passenger service responsibilities, formed into a new company named QR National Limited, and privatised. The new company was incorporated the following year, taking: the coal business in Queensland and New South Wales regional freight business in Queensland bulk mineral and grain haulage in Queensland and Western Australia containerised freight