Question: the eastern terminus of the Tung Chung Line sits underneath an integrated commercial development  located where?

Context paragraphs:
International Finance Centre (Hong Kong): The International Finance Centre (abbr.  IFC, branded as "ifc") is a skyscraper and an integrated commercial development on the waterfront of Hong Kong's Central District.

Hong Kong Station: Hong Kong () is a station of the Hong Kong MTR metro system.  It is the eastern terminus of the Tung Chung Line and Airport Express, situated between Man Cheung Street and Harbour View Street, Central, Hong Kong Island, and sits underneath the International Finance Centre (IFC).  It was opened in 1998.

Ngong Ping 360: The Ngong Ping 360 is a gondola lift on Lantau Island in Hong Kong.  Intended to improve tourism to the area, the aerial lift was previously known as Tung Chung Cable Car Project before acquiring the Ngong Ping 360 brand in April 2005.  It consists of the Ngong Ping Cable Car, formerly known as the Ngong Ping 360 Skyrail, and the Ngong Ping Village, a retail and entertainment centre adjacent to the cable car's upper station.  Ngong Ping 360 connects Tung Chung, on the north coast of Lantau and itself linked to central Hong Kong by the Tung Chung Line, with the Ngong Ping area in the hills above.  This is home to the Po Lin Monastery and the Tian Tan Buddha, both already significant tourist attractions in their own right.  Before Ngong Ping 360's opening, the only access was via a mountain road and bus service.

Tung Chung Station: Tung Chung () is a station on the Tung Chung Line of the MTR rapid transport system in Hong Kong.  As the western end of the Tung Chung Line, it is also a transfer point of those wishing to use the Ngong Ping Cable Car.  As with all other MTR stations, Tung Chung has a unique colour scheme used throughout the station, in this case lavender.  Architecture firm Aedas was the architect for this station.

Nam Cheong Station: Nam Cheong () is a MTR interchange station located at ground level beneath West Kowloon Highway, in Sham Shui Po, Hong Kong opposite the Fu Cheong Estate.  It is served by the Tung Chung Line and West Rail Line and provides cross-platform interchange between platform 1 (West Rail Line towards Tuen Mun) and platform 4 (Tung Chung Line towards Hong Kong).  The livery of Nam Cheong Station is pale yellow green.

Kowloon Southern Link: The Kowloon Southern Link is a section of the MTR West Rail Line, linking Nam Cheong Station and East Tsim Sha Tsui Station.  The rail link is fully underground, lies along the south-west coastline of Kowloon Peninsula, east of rail tracks of the Tung Chung Line and Airport Express.  Kowloon Southern Link has one underground intermediate station called Austin Station (formerly West Kowloon Station).  It is located adjacent to the Canton Road Government Offices, close to Kowloon Station of Tung Chung Line and Airport Express.  However, the structures do not provide a direct transfer between the two stations.

Tung Chung Line: The Tung Chung Line is one of the eleven lines of the MTR system in Hong Kong, linking Tung Chung with Hong Kong Island.  A part of the Tung Chung Line was built along with the Kap Shui Mun Bridge and the Tsing Ma Bridge.  The line currently travels through eight stations in 27 minutes along its route.  The line is indicated by the colour orange.

Tung Chung New Development Ferry Pier: Tung Chung New Development Ferry Pier () or Tung Chung New Ferry Pier () is a ferry pier in Tung Chung Waterfront Road (), Tung Chung, Lantau Island, New Territories, Hong Kong.  It was built to replace Tung Chung Old Ferry Pier in Ma Wan Chung ().

Tung Chung West Station: Tung Chung West () is a proposed MTR terminus station of Tung Chung Line at the west of Tung Chung, Lantau Island, New Territories, Hong Kong, which would follow on from Tung Chung Station.  When Yat Tung Estate (Trad.  Chinese: 逸東邨) in Tung Chung West was constructed, the MTR Corporation and the Hong Kong SAR Government reserved a site to build the station.  Due to insufficient population there, the station has so far not been constructed.

Tung Chung East Station: Tung Chung East () is a proposed MTR station of Tung Chung Line at the east of Tung Chung, Lantau Island, New Territories, Hong Kong.  This station will be on ground level, similar to Sunny Bay Station, so as to not affect the existing railway network.

Supporting paragraphs: Hong Kong Station International Finance Centre (Hong Kong)
Answer: the waterfront of Hong Kong's Central District