G25 Changchun–Shenzhen Expressway

Tangjin Expressway
Tangjin Expressway
Tángjīn Gāosù Gōnglù; 唐津高速公路
Major junctions
From	Tangshan, Hebei
To	Outer Ring Road, Tianjin
Location
Country	China
Major cities	Hebei, Tianjin
Highway system
	Transport in China;

Changchun–Shenzhen Expressway
Changchun–Shenzhen Expressway
长春－深圳高速公路
Changshen Expressway; 长深高速公路
	An section of the Changchun–Shenzhen Expressway in Nanping, Fujian
Route information
Length	3,585 km (2,228 mi) Length when complete.
Major junctions
North end	G1 / G2501 in Changchun, Jilin
South end	Guangdong S30 / Guangdong S360 in Shenzhen, Guangdong
Location
Country	China
Highway system
	National Trunk Highway System; Primary; Auxiliary; National Highways; Transport in China;

The Changchun–Shenzhen Expressway (Chinese: 长春—深圳高速公路), designated as G25 and commonly referred to as the Changshen Expressway (Chinese: 长深高速公路), is an expressway that connects the cities of Changchun, Jilin, China, and Shenzhen, Guangdong. When complete, it will be 3,585 km (2,228 mi) in length.

Section from Jiande, Zhejiang to Jinhua are not constructed yet.

China Expwy G25 sign with name
China Expwy G25 sign no name

Tangjin Expressway

The Tangjin Expressway (唐津) is an expressway and auxiliary route of the G25 in China which links Tangshan in Hebei province to Tianjin.

The Tangjin Expressway gets its name by the combination of two one-character Chinese abbreviations of both Tangshan and Tianjin (Tangshan—Tang, Tianjin—Jin).

Speed Limit

Maximum speed limit of 110 km/h.

Tolls

Approximately CNY 0.4 per kilometre.

Lanes

6 lanes (3 up, 3 down) and 4 lanes (2 up, 2 down) interchangeably.

Major Exits

Hebei Section: Tangshan
Tianjin Section: Jingjintang Expressway, Jinghu Expressway, Tianjin

Service Areas

Hebei Section: Tangshan
Tianjin Section: A service area is under projection and construction is expected at Hangu.

Connections

Jingjintang Expressway: Connects at Tanggu West

List of exits

Symbols: ↗ = exit; ⇆ = main interchange; S = service area; ¥ = central toll gate

Tianjin section

Expressway begins at the intersection with the Jingshen Expressway

⇆ (Interchange with the Jingshen Expressway)
↗ 1: Tangshan East, Guye District
⇆ 2: (Interchange with the Tanggang Expressway) Kaiping District, Jinggang Port
S Tangshan
↗ 3: Tangshan South, Tanghai
↗ 4: Fengnan District
⇆ 5: (Interchange with the China National Highway 205) China National Highway 205
¥ Tianjin/Hebei provincial boundary
↗ 6: Hangu Farm
✕ Hangu Service Area under construction
↗ 7: Ninghe, Lutai
↗ 8: Hangu District
↗ 9: Qinghe Farm
⇆ 10: (Interchange with the Jingjintang Expressway) Tianjin, Tanggu

...

Expressway ends at the Outer Ring Road (Tianjin)

Provincial Sections

The Ministry of Transport of the People's Republic of China has initiated a nationwide standardization of highway naming and numbering. Expressways incorporated into the National Trunk Highway System will gradually adopt new names to replace old ones. Below is a reference to the former names of different sections along the route.

Jilin Section

Fully operational.
Changchun to Shuangliao Expressway: This section begins at West Fourth Ring Road in Changchun, intersecting with the Changchun Ring Expressway. It passes through Daling, Huaide, Qinjia Tun, Bawu, Shiwu, Sangshutai, and Shuangshan, ending at Dafu Interchange in Shuangliao, where it connects to the Daguang Expressway.
The total length of this section is 124.681 km, and the construction included roadbed, pavement, bridges, safety facilities, landscaping, environmental protection, buildings, and electrical systems.
Construction started in April 2013, with land acquisition and major works completed by 2014. The Daling to Shuangliao segment (118.5 km) was completed and opened in 2015, and the entire section was fully operational by November 30, 2017.

Inner Mongolia Section

Fully operational.

Liaoning Section

Fully operational: (Jilin border) → Shen-Kang Expressway (Phase III) → Kangping → Tie-Fu Expressway (Kangping–Fuxin section) → Fuxin → Fu-Chao Expressway → Chaoyang → Cheng-Chao Expressway → (Hebei border).
The third phase of the Shen-Kang Expressway spans 23.73 km and was opened on July 6, 2015.

Hebei Section A

Fully operational: (Liaoning border) → Cheng-Chao Expressway → Chengde → Cheng-Tang Expressway → Tangshan → Tang-Jin Expressway → (Tianjin border).
Chengde–Tangshan (Cheng-Tang Expressway):
- Total length: 125.934 km
- Design speed: 80 km/h
- First six-lane mountainous expressway in Hebei province, with bridges and tunnels comprising over 40% of the route.
- The Chengde section (82.3 km) starts in Shuangluan District, linking with Beijing-Chengde Expressway, passing through Anjiang, Liuzhangzi, Lijiaying, Miaojiaying, Baimachuan, Anziling, Banbishan, Wangzhangzi, and ending at Cheng-Tang border with Tangshan.
- The Tangshan section (43.655 km) was completed in two phases:
  - Phase 1: Fengrun District to Zunhua Nanxiaoying (opened in 2007).
  - Phase 2: Extends from Nanxiaoying through Datangyu, Qianlihetian, Houjiazai to Ganzhayu at the Tangshan-Chengde border, crossing several railway lines and national highways.
  - The expressway includes 4 interchanges, 16 grade-separated crossings, 29 bridges, 1 tunnel, a main toll station, and a service area.

Tianjin Section

Fully operational: (Hebei border) → Tang-Jin Expressway → Jin-Shan Expressway → (Hebei border).

Hebei Section B

Fully operational: Merged with G18 Rongwu Expressway → (Tianjin border) → Jin-Shan Expressway → (Shandong border).

Shandong Section

Fully operational.
Lianyungang–Linyi (Lianlin Expressway):
- Begins at the Jiangsu-Shandong border (south of Anti-Japanese Mountain in Ganyu County) and connects to the Shandong section of G25 Changshen Expressway in Linyi.
- Ends at Songtiao, connecting to Ninglian Expressway.
- The total length is 55.698 km, including a 4.294 km port connection road.
- Opened in November 2010.

Jiangsu Section

Fully operational.

Zhejiang Section

Fully operational.
Key expressways forming this section:
- Ning-Hang Expressway
- Hangzhou Ring Expressway
- Hang-Xin-Jing Expressway
- Lin-Jin Expressway
- Jin-Li-Wen Expressway
- Li-Long-Qing Expressway

Fujian Section

Fully operational.
Key expressways forming this section:
- Song-Jian Expressway
- Pu-Nan Expressway
- San-Fu Expressway
- Quan-San Expressway
- Yong-Wu Expressway

Guangdong Section

Fully operational, except for the section between Jinqian'ao Interchange and Wutong Interchange.
Key expressways forming this section:
- Tian-Shan Expressway
- Meizhou Ring Expressway
- Mei-He Expressway
- He-Long Expressway
- Yue-Gan Expressway
- Hui-He Expressway
- Hui-Yan Expressway
- Ji-He Expressway
- Yan-Pai Expressway

References

↑ G25 长深高速 (in Chinese)

[gaosu-1] G25 长深高速 (in Chinese)

Tangjin Expressway
Tángjīn Gāosù Gōnglù 唐津高速公路

Major junctions
From	Tangshan, Hebei
To	Outer Ring Road, Tianjin

Location
Country	China
Major cities	Hebei, Tianjin

Highway system
Transport in China