Admiralty () is a Mass Transit Railway (MTR) station in Admiralty, Hong Kong. The station's livery is blue and white. Served by the largest number of lines of any MTR station at four: the , the , the , and the , Admiralty is a major interchange station within the MTR network. The station and surrounding area are named after HMS Tamar, once the headquarters of the Royal Navy in Hong Kong. It was built on the former site of the naval dockyards, which were built in 1878 and demolished in the 1970s. The Chinese name, which translates to "gold clock", refers to a clock with gold-coloured numerals and hands that was located on the main building of Wellington Barracks from 1890 to 1962. Between 2011 and 2016, the station underwent major expansion to accommodate two new sets of platforms underneath the original structure to serve two more MTR lines, the and the (part of the Sha Tin to Central Link project). The opened in 2016, while the East Rail line platforms opened on 15 May 2022. History Development and construction The government gave the Mass Transit Railway Corporation first refusal on the site, which was sold to it in 1976 for around HK$200 million for cash and equity consideration. The Admiralty Centre, United Centre and Queensway Plaza commercial buildings formed part of the development, and sit directly above the station. On 12 February 1980, the segment of the first MTR line between and was opened. At the time, Admiralty and Central stations were the only two MTR stations on Hong Kong Island. The platforms began serving the on 10 May 1982. Admiralty was designed to be a transfer station with the then-planned . On 31 May 1985, the first phase of the Island line (between Admiralty and ) opened, with Admiralty the temporary western terminus of the Island line. To facilitate cross-platform interchange, the Tsuen Wan- and Chai Wan-bound platforms were located on a very wide island platform on the lower level, while the Central-bound and termination platforms shared another very wide island platform on the upper level. When the second part of the Island line (Admiralty to ) opened in 1986, the termination platform became the Sheung Wan-bound platform, while the other platforms remained unchanged. 2004 arson attack At 9:14 a.m. on 5 January 2004, 14 passengers suffered minor injuries when a 55-year-old man suffering from delusional disorder