Higher-speed rail
In operation -- China
Table:
Line name

Line name
(Chinese)

start station

end station

Train identifiers

Note

Shanghai Area: Jinshan

金山线

Shanghai South

Jinshanwei

C?

Also called Shanghai Metro Line 22.

Zhongchuan Airport intercity

中川机场城际

Lanzhou West

Zhongchuan Airport

C D

Lanzhou Area only except a single round trip to/from Tianshui South.

Beijing Subway Daxing Airport Express

北京地铁大兴机场线

Caoqiao

Daxing Airport

Unknown

Not part of CR System.

Baotou-Xi'an*

包西线西延段

Xi'an

Yan'an

D Z T K

Different from Baotou–Xi'an High-speed Railway (under construction).

Nanjing-Chengdu*

宁蓉线宜凉段
(宜万铁路)

Yichang East

Liangwu

G D Z K

Passenger service branches at Lichuan.

Lanzhou-Chongqing

兰渝铁路

Lanzhou

Chongqing North

G D Z K

Changsha-Zhuzhou/Xiangtan

长株潭城际铁路

Changsha West

Zhuzhou South/Xiangtan

C

Guiyang-Kaiyang

贵开城际铁路

Guiyang

Kaiyang

C

Guangzhou-Shenzhen (quadtuple track)

广深线(城际线)

Foshan West

Shenzhen

C D

Through operation to Huaiji(Guiyang-Guangzhou high-speed line). Operates at 180km/h.

Using the tabular data together with the passages below.

Respond to the question below: What is the start station of the Line that was originally built in 1975 as a suburban branch it has since been upgraded into a high-speed commuter rail line which opened on 28 September 2012 ? Provide just your answer in a JSON object {"answer": "YOUR ANSWER"}. Do not introduce information beyond the provided sources.

Jinshan Railway or Jinshan Line ( Chinese : 金山铁路 ) is a commuter railway line in Shanghai , part of the planned Shanghai Metropolitan Area Intercity Railway . It runs from Shanghai South in Xuhui District via Xinzhuang in Minhang District to Jinshanwei in Jinshan District , crossing the Huangpu River on a dedicated railway bridge . Passengers can transfer to Lines 1 , 3 and 5 . It was originally built in 1975 as a suburban branch it has since been upgraded into a high-speed commuter rail line which opened on 28 September 2012 . It is the first line to provide high speed commuter rail services , with trains travelling up to 160 km/h ( 99 mph ) , compared to 30-70 km/h ( 19-43 mph ) for regular metro service , shortening the 56.4 km ( 35.0 mi ) between Jinshan and downtown to 32 minutes travel time for express trains which make no stops , and 60 minutes for other trains , which stop at all stations on the line . The line was branded as Line 22 before opening .
Shanghai South station ( Chinese : 上海南站 ; pinyin : Shànghǎi Nánzhàn ; Shanghainese : Zånhae Nuezae ) , is a railway station in the city of Shanghai , China . Located in the Xuhui District , its importance is second only to the Shanghai railway station . After extensive renovation that was finished in 2006 , the station features a modern circular design , the first of its kind in the world . The station was expected to handle 15 million passengers annually . Shanghai South serves most trains to cities of Zhejiang ( including Hangzhou , Shaoxing , Ningbo , Jinhua and Wenzhou ) and the Southern provinces of China , excluding the Shanghai-Hong Kong Route . Without a Customs/Immigration checkpoint it is not capable of clearing passengers straight to Hong Kong ; until such a checkpoint is constructed the Shanghai-Kowloon through train will continue to depart from Shanghai station . It is also possible to catch high-speed services to West Kowloon station in Hong Kong via Shanghai Hongqiao railway station : - customs and immigration clearance is done in Hong Kong . Shanghai South railway station also serves as the starting point for the Jinshan railway , running via Xinzhuang in Minhang District to Jinshanwei in Jinshan District , crossing the Huangpu River on a dedicated railway bridge .
Jinshanwei ( simplified Chinese : 金山卫 ; traditional Chinese : 金山衛 ; pinyin : Jīnshānwèi ) is a railway station on the Jinshan railway of the Shanghai Suburban Railway located in Jinshan District , Shanghai . It opened for intercity passenger service on September 28 , 2012 . Jinshanwei currently has four platforms . The station serves both express and local service trains . In April 2013 , a Park and ride scheme was introduced , encouraging commuters to park their cars at the station and continue their travels by train to downtown Shanghai . Jinshanwei station is within walking distance of Jinshan City Beach , one of the few beaches within the city boundaries of Shanghai , as well as the historic Jinshanzui Fishing Village , billed as 'the last Fishing Village in Shanghai ' .
Lanzhou-Zhongchuan Airport intercity railway is a regional higher-speed railway located in Gansu Province , connecting the Lanzhou urban area and Lanzhou Zhongchuan Airport . As Zhongchuan Airport is quite distant from the urban area of Lanzhou , regular ground transport currently takes about an hour to make the journey and taxi journeys are expensive at around 150 to 200RMB , but with little to no time advantage over the airport bus service . Thus a higher-speed rail connection was initiated by the Lanzhou government in order to improve access to the airport , but also to the adjacent Lanzhou New Area special economic zone . The journey to the airport now takes from 30 to 40 minutes at a cost of 18.5RMB for Second Class and 22RMB for First Class .
Lanzhou West railway station is located in Qilihe District , Lanzhou , Gansu Province on Xi Zhan Xi Road ( 西站西路 ) . It is served by the Longhai Railway , Lan-Xin Railway , Lanzhou-Ürümqi High-Speed Railway , Lanzhou-Zhongchuan Airport Intercity Railway and Baoji-Lanzhou High-Speed Railway , in Lanzhou , Gansu , China . It is one of the city 's principal railway stations .
The Zhongchuan Airport railway station or Zhongchuanjichang railway station ( Chinese : 中川机场站 ) is a railway station located in Yongdeng County on the Lanzhou-Zhongchuan Airport Intercity Railway , which served as Airport rail link system for the Lanzhou Zhongchuan International Airport . The station is close to the airport terminal . It takes about 30 minutes from the Lanzhou West railway station to the Airport . The station is opened on 30 September 2015 , along with the railway .
Daxing Airport Express [ a ] of the Beijing Subway ( Chinese : 北京地铁大兴机场线 ; pinyin : Běijīng Dìtiě Dàxīng Jīchǎng Xiàn ) is an airport rail link from Caoqiao ( located at the Southern 3rd Ring Road ) to the Beijing Daxing International Airport . It is colored Blue on subway maps . The line opened on September 26 , 2019 . It is one of two lines connecting the urban area of Beijing to the Beijing Daxing International Airport . The other line is the Beijing-Xiong'an intercity railway , a high-speed rail operated by China Railway .
Daxing Airport station [ a ] ( Chinese : 大兴机场站 ; pinyin : Dàxīng Jīchǎng zhàn ) is a station on the Daxing Airport Express of the Beijing Subway , and the Beijing-Xiong'an intercity railway .
The Xi'an-Yan'an railway or Xiyan railway ( simplified Chinese : 西延铁路 ; traditional Chinese : 西延鐵路 ; pinyin : xīyán tiělù ) , is a railroad in Shaanxi Province of China between Xi'an , the provincial capital , and Yan'an . The line is 334 km ( 208 mi ) long and was built in 1997 and partially double-tracked in 2007.Major cities and towns along route include Xi'an , Ganquan , Fu County , Huangling , Yijun , Baishui County , Pucheng County , Shaanxi and Yan'an .
Xi'an railway station ( Chinese : 西安站 ; pinyin : Xī'ān Zhàn ) is one of the two main passenger railway stations of Xi'an , the capital of China 's Shaanxi Province . Located on the Longhai Railway and just to the north of Xi'an 's historical walled city , the station had long been the main train station for the Xi'an metropolitan area . With the opening of Xi'an North railway station on the northern outskirts of the city in 2011 , most of the high-speed services , including the G- and D-series trains of the Zhengzhou-Xi'an High-Speed Railway , have been transferred to the new station . Xi'an railway station remains the main station for all conventional rail service in the city , including the overnight Z-series expresses , T-series express trains , and all slower services .
The Yichang-Wanzhou railway , or the Yiwan railway ( simplified Chinese : 宜万铁路 ; traditional Chinese : 宜萬鐵路 ; pinyin : Yíwàn Tiělù ) connects the cities of Yichang ( Hubei Province ) and Wanzhou ( Chongqing Municipality ) via Lichuan , Hubei . It was completed in 2010 , and will be part of the future Huhanrong passenger-dedicated line from Shanghai to Wuhan to Chengdu . Out of the line 's total 377 km ( 234 mi ) length , 288 km ( 179 mi ) runs on bridges or in tunnels . According to the chief engineer , Zhang Mei , the line was the most difficult ever constructed in China . Operation started on 22 December 2010 .
Yichang East railway station ( simplified Chinese : 宜昌东站 ; traditional Chinese : 宜昌東站 ; pinyin : Yíchāng-dōng Zhàn ) , formerly Huayan railway station ( Chinese : 花艳站 ) , is a railway station in Yichang City , Hubei Province , China . It is the junction of two sections of the Shanghai-Wuhan-Chengdu high-speed railway ( Huhanrong ) : the Hanyi Railway , going east to Hankou ( Wuhan ) , and the Yiwan Railway going west to Lichuan and Wanzhou . The Hanyi Railway is operated by the Wuhan Railway Bureau .
Liangwu railway station is a railway station currently being built in Liangwu Town , Lichuan City , in Hubei Province in China . It will be the junction station where the Yuli Railway ( Chongqing-Lichuan ) will join the Yiwan Railway ( Yichang-Wanzhou ) .
Lichuan railway station is a railway station in Lichuan City , Enshi Tujia and Miao Autonomous Prefecture , Hubei Province of the People 's Republic of China . It is an important junction point on the Huhanrong Passenger Dedicated Line , which crosses China from Shanghai on the east coast to Chongqing and Chengdu in the central province of Sichuan . Here the Yuli Railway ( the branch from Lichuan to Chongqing ) joins with the Yiwan Railway ( the Yichang to Wanzhou section of the Huhanrong mainline ) .
Chongqing-Lanzhou railway is a major trunk railway in China connecting Chongqing and Lanzhou . Construction started in 2010 , last segment of the railway was opened for service in September 2017 . The line allows trains to travel between Chongqing and Lanzhou , Gansu via Nanchong and Guangyuan , Sichuan .
Lanzhou railway station ( simplified Chinese : 兰州站 ; traditional Chinese : 蘭州站 ; pinyin : Lánzhōu Zhàn ) is a railway station located in Chengguan District , Lanzhou , Gansu Province along Huochezhan East Road ( 火车站东路 ) . The station was established in October 1952 , and is operated by China Railway Lanzhou Group . It handles both passenger and freight as a Class 1 station . It is served by Longhai Railway , Lanzhou-Xinjiang Railway and Baotou-Lanzhou Railway
Chongqing North railway station is a railway station located in Yubei District , Chongqing City , People 's Republic of China . It is served by the Yuhuai Railway , Suining-Chongqing Railway and Yuli Railway , and operated by the China Railway Corporation .
Changsha-Zhuzhou-Xiangtan intercity rail ( Chinese : 长株潭城际铁路 ; also known as Changzhutan Intercity Rail ) , is a high-speed regional railway in Hunan , China . It connects the provincial capital Changsha with Zhuzhou and Xiangtan . The line was opened to traffic on December 26 , 2016 . A northwestern extension to Changsha west railway station opened on December 26 , 2017 . The maximum operating speed is expected to be up to 200 km/h , travelling time between the three cities will be shortened to less than 30 minutes . The line uses China Railways CRH6F regional rail trains .
Xiangtan railway station ( Chinese : 湘潭站 ; pinyin : Xiāngtán Zhàn ) is a railway station of the Hukun Railway and the Changsha-Zhuzhou-Xiangtan intercity railway located in Yuhu District , Xiangtan in Hunan province , People 's Republic of China . It is under the administration of China Railway Guangzhou Group . It is currently a second-class station . Xiangtan railway station was built in 1958 , and the reconstruction and expansion project was carried out in 2008 . The project was completed on December 26 , 2012 , and put into operation . As of December 2012 , the total construction area of the station building is 20,000 square meters .
The Guiyang-Kaiyang intercity railway ( Chinese : 贵开城际铁路 ) is a higher-speed railway within Guizhou province , connecting the provincial capital of Guiyang to Kaiyang . Line starts at Guiyang North Station , travelling 62 km ( 39 mi ) north-east to Kaiyang Station .
Guangshen railway or Guangzhou-Shenzhen railway ( Chinese : 广深铁路 or 广深线 ) , also known as the Chinese section of the Kowloon-Canton railway ( 廣九鐵路華段 ) in 1911-1949 , is a railway in Guangdong province in the People 's Republic of China , between Guangzhou and Shenzhen . It is operated by Guangshen Railway Co. , Ltd. , a publicly traded company . With a length of 147 kilometres , it was the first railway in the People 's Republic of China to reach the speed of 220 km/h in some sections , though it is limited to about 180 km/h during commercial operation . Now it has four tracks between Guangzhou East and Shenzhen railway station . Line 1 and 2 are up-direction and down-direction 200-km/h ( currently restricted to 180 km/h in operation ) passenger lines for CRH EMU respectively , and Line 3 and 4 are up-direction and down-direction 160-km/h ( currently restricted to 140 km/h in operation ) mixed passenger and freight line respectively . In order to reduce the interference to passenger trains in the daytime from lower-speed freight trains , most freight trains will be scheduled to run at night . Guangshen railway connects with several other important railways to different directions . It links Jingguang railway and Guangmao railway in Guangzhou , Jingjiu railway in Dongguan ( with which shares two regular speed track ) , and the East Rail Line to Hong Kong at the southern end of the railway . Besides , there are some branch lines along Guangshen Railway , such as Pingyan railway to Yantian Port , Pingnan railway to Shenzhen West railway station and also the line to Huangbu Port . Cross-border services from Hong Kong to Dongguan ( Changping ) , Guangzhou East , Foshan and Zhaoqing , as well as to Beijing West and Shanghai use its route .
Foshan West railway station is a major railway station located in Nanhai District , Foshan , Guangdong , China . The station started construction on February 26 , 2013 and was opened on August 18 , 2017 . The station serves as a gateway for conventional , regional and high-speed rail services for southwest Guangdong , serviced by the Nanning-Guangzhou and Guiyang-Guangzhou high speed railways .
Shenzhen station ( Chinese : 深圳站 ; pinyin : Shēnzhèn Zhàn , formerly Shum Chun station ) or Shenzhen Luohu station ( Chinese : 深圳罗湖站 ; pinyin : Shēnzhèn Luóhú Zhàn ) , is located across from Luohu Commercial City in the Luohu district of Shenzhen , Guangdong and is the southern terminus of the Guangshen Railway .