What 中铁隧道股份有限公司 does

China Railway Tunnel Stock Co., Ltd. (中铁隧道股份有限公司) is a Chinese state-owned tunnel and underground engineering specialist headquartered in Xinyang, Henan Province, operating as a subsidiary of China Railway Construction Corporation (中国中铁股份有限公司). The company specializes in large-diameter shield tunneling and Tunnel Boring Machine (TBM) engineering, delivering complex infrastructure including cross-river, cross-sea, water conservancy/hydropower, long-distance mountain tunnels, and nuclear power underground works. Its technology stack centers on proprietary large-diameter shield machines and customized TBMs designed for varying geological conditions, supported by in-house electromechanical engineering, survey design research, equipment manufacturing, and materials supply subsidiaries.

The business model is built around competitive bidding on government infrastructure contracts across Chinese provinces and select international projects. Revenue is generated through engineering, procurement, and construction (EPC) contracts awarded by Chinese government entities at national, provincial, and municipal levels, plus state-owned utilities (rail, hydropower, nuclear). The company operates a vertically integrated structure with multiple regional operating bureaus (1-6 Bureau subsidiaries), an equipment branch, a survey design research institute, and dedicated construction units for electromechanical and materials work, enabling it to self-execute mega-projects end-to-end. Formerly known as China Railway Tunnel Group Co., Ltd. (中铁隧道局集团有限公司), the firm has positioned itself as one of the few Chinese contractors capable of executing world-record-class submarine and cross-sea tunnels, evidenced by its role in completing the world's longest submarine highway shield tunnel and other record-breaking projects in 2025-2026.

Name

中铁隧道股份有限公司

Legal name

中铁隧道股份有限公司

Website

https://cnteg.com

Company type

Public

Operating status

Operating

Headcount range

101–250 employees

Short description

China Railway Tunnel Stock Co., Ltd. (中铁隧道股份有限公司) is a Chinese state-owned tunnel engineering firm and subsidiary of China Railway Construction Corporation, specializing in large-diameter shield and TBM construction of cross-sea, cross-river, mountain, and nuclear power underground infrastructure for Chinese government clients.

Ownership category

akta.pro rank

Product category

Tunnel and Underground Engineering Construction

NAICS

Heavy and Civil Engineering Construction (237), Water and Sewer Line and Related Structures Construction (23711)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Tunnels & Underground Rail Civil Construction (IMAFAFAE)

akta.pro secondary industry

Water Conveyance Tunnels & Large-Diameter Pressure Mains (Long-Distance) (TLAGAHAI)

Keywords

• Tunnel engineering construction
• Shield tunneling services
• TBM boring machines
• Underground infrastructure
• Cross-sea tunnel construction

Headquarters

HQ city

Zhengzhou

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Personnel, Supply Chain, Operations, Technology or R&D

Distribution channels1 record

Core offering

China Railway Tunnel Stock Co., Ltd. is a specialized tunnel and underground engineering construction contractor that delivers large-diameter shield tunneling and TBM (Tunnel Boring Machine) projects across China. Its core offerings span five segments: large shield/TBM engineering, cross-river and cross-sea tunnel engineering, water conservancy and hydropower tunneling, long-distance railway and highway tunnel engineering, and nuclear power facility tunnel construction. The company operates proprietary TBM equipment such as the 'Caiyun Hao', 'Yunling Hao', and 'Jianghan Yunmeng Hao' to execute mega-projects in complex geological conditions.

Product overview

中铁隧道股份有限公司 is a tunneling and underground engineering construction company specializing in large-diameter shield (TBM/盾构) and conventional tunnel construction. The company's core service portfolio comprises five main segments: Large Shield/TBM Engineering (大盾构/TBM工程), Cross-River and Cross-Sea Engineering (穿江越海工程), Water Conservancy and Hydropower Engineering (水利水电工程), Long-Distance Tunnel Engineering (长大隧道工程), and Nuclear Power Engineering (核电工程). The company operates specialized TBM equipment including the '彩云号' (Caiyun Hao), '云岭号' (Yunling Hao), and '江汉云梦号' (Jianghan Yunmeng Hao) for various geological conditions. As a subsidiary of China Railway Construction Corporation (中国中铁), the company focuses on infrastructure construction rather than software or technology products.

Differentiator

Problem solved

Functional benefit

Products and services

• Large Shield/TBM Engineering (大盾构/TBM工程) Large-diameter shield and Tunnel Boring Machine (TBM) engineering services for constructing major tunnels, including mega-projects with diameters exceeding 10 meters. For government infrastructure clients.
• Cross-River and Cross-Sea Engineering (穿江越海工程) Cross-river and cross-sea tunnel engineering, specializing in underwater tunnel construction using shield machines for river and sea crossings. For government transportation authorities and infrastructure developers.
• Water Conservancy and Hydropower Engineering (水利水电工程) Water conservancy and hydropower tunnel engineering, including diversion tunnels and hydraulic infrastructure projects. For government water resource authorities.
• Long-Distance Tunnel Engineering (长大隧道工程) Long-distance tunnel engineering services for railway, highway, and urban rail transit projects spanning extended lengths. For government rail and transit authorities.
• Nuclear Power Engineering (核电工程) Nuclear power engineering tunnel construction services for nuclear facility infrastructure projects. For state-owned nuclear power developers.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• 中国中铁股份有限公司 (China Railway Construction Corporation)coreOthersParent company within the China Railway Construction Corporation system. Company is affiliated with CRCC and operates as part of the group structure.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• China State Construction Engineering Corporation (CSCEC): The world's largest construction company by revenue, with significant infrastructure tunneling capabilities. CSCEC competes for urban rail transit tunnels, underground utility corridors, and large-diameter shield works, making it a broad incumbent peer.
• Power Construction Corporation of China (PowerChina): State-owned contractor executing hydropower, water diversion, and civil infrastructure projects. PowerChina is a direct competitor in the 水利水电 tunnel segment and frequently tenders against CRCC subsidiaries on water-conveyance mega-projects.
• China Communications Construction Company (CCCC): State-owned infrastructure giant specializing in ports, waterways, bridges, and cross-sea tunnels. CCCC is a leading peer for cross-river/cross-sea and underwater tunneling, directly competing for the same mega-project tenders.
• China Railway Group Limited (CREC): Direct state-owned counterpart to CRCC and one of the two largest railway/heavy civil construction groups in China. CREC executes comparable railway, highway, and tunnel mega-projects domestically and internationally, making it the closest peer in scale, customer base, and project type.
• Hochtief (ACS Group): German-based international contractor with deep tunneling and infrastructure portfolio through subsidiaries such as Turner. Comparable on heavy civil and underground works, particularly in international markets where the Chinese peer is expanding via Belt and Road.
• Bouygues Construction (including VSL and Dragages): European heavy civil contractor with significant tunneling and underground infrastructure experience, including TBM-based projects. Comparable on engineering profile for cross-border tunnel mega-projects.
• Vinci Construction: Global heavy civil contractor with major tunnel and underground works capabilities, including TBM-driven metro and rail projects. Comparable on technical capability and project type, though operating primarily outside China.

Direct peers

• Beijing Urban Construction Group (BUCG): Major Chinese contractor executing metro, underground, and tunnel projects, often in joint venture with municipal governments. BUCG competes for the same urban rail transit and cross-river tunnel tenders as CRCC subsidiaries.
• Shanghai Tunnel Engineering Co., Ltd. (STEC): China's most focused tunneling specialist, with overlapping capabilities in shield TBM engineering, metro tunnels, and cross-river works. STEC is the closest direct peer given its near-identical service portfolio across rail transit, water conveyance, and underwater tunneling.

Regional players

• Sichuan Road and Bridge Group: Strong in southwestern China mountain tunnel and highway projects — overlapping with CRCC tunnel subsidiary on Yunnan/Sichuan-area works including high-speed rail tunnels through complex terrain.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/%E4%B8%AD%E9%93%81%E9%9A%A7%E9%81%93%E8%82%A1%E4%BB%BD%E6%9C%89%E9%99%90%E5%85%AC%E5%8F%B8

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries13 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about 中铁隧道股份有限公司