Anglesey Central Railway Amlwch. The railways arrived on Anglesey with the construction of the Chester and Holyhead Railway, of which the section from Llanfairpwll to Holyhead opened in 1848, two years before the Britannia Bridge was finished. The Chester and Holyhead railway surveyed a branch to Llangefni in 1852, but chose not to proceed. George Stephenson notably reported that the line was not worth building. The idea of a local railway was still of interest to the people of Anglesey. A public meeting was held in Llangefni on 5 July 1858, to popularise the idea of building a railway leaving the main line
Anglesey Aluminium Anglesey Aluminium Anglesey Aluminium Metal Ltd, which shut down on 30 September 2009, was a joint venture between the Rio Tinto Group and Kaiser Aluminum. Its aluminium smelter, located on the outskirts of Holyhead, was one of the largest employers in North Wales, with 540 staff members, and began to produce aluminium in 1971. It was built on the Penrhos Estate, 500 acres of which were sold by the Stanley family for the project. Until recently it produced up to 142,000 tonnes of aluminium every year and was the biggest single user of electricity (255 MW) in the United Kingdom.