TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD.

What TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD. does

Tianjin Sanjian Construction Engineering Co., Ltd. (天津三建建筑工程有限公司) is a large-scale state-owned general construction contractor headquartered in Hedong District, Tianjin, China. Founded in 1952 as the "Tianjin Workers Construction Company" and renamed to its current form following a 1996 modern enterprise system restructuring and a 2018 mixed-ownership reform, the company holds multiple Grade I general contracting and specialized qualifications from the Ministry of Housing and Urban-Rural Development, including overseas contracting authorization.

The company delivers construction projects across six core pillars — general contracting (lead business), real estate development, steel structure fabrication and installation, decoration, metro and road/bridge engineering, and testing/inspection services. Its technical capabilities span deep foundation construction (exceeding 30 meters), large-volume continuous concrete pouring (exceeding 30,000 cubic meters), high-rise construction (exceeding 300 meters), large-span structural work (exceeding 135 meters), metro and underground construction, garden-style ancient architecture, and restoration techniques, supported by 100 national patents, 5 national-level construction methods, 30 municipal-level methods, and active BIM integration with green construction.

The company generates revenue primarily through project-based general contracting for public-sector and institutional clients in Tianjin and other regions. Projects are secured via government tenders, public tenders, and direct enterprise-to-enterprise contracting. Notable clients include Tianjin Metro Group (multiple lines), Tianjin Medical University, Tianjin University, Binhai New Area TCM Hospital, Tianjin Binhai International Airport, General Administration of Sport of China (Winter Olympics training base), and Huawei Technologies. The firm employs 1,200+ people, including 549 senior and mid-level professionals, and has earned 21 Luban Awards across 13 consecutive years plus 3 Tietiang You Awards, ranking among the top three nationally for its scale of outstanding Luban Award recipients. Its wholly-owned subsidiary, Tianjin Jinbeier Construction Engineering Testing Technology Co., Ltd., provides CMA/CNAS-accredited testing and inspection services and has grown from 340,000 yuan to nearly 40 million yuan in annual output.

Name

TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD.

Legal name

天津三建建筑工程有限公司

Website

https://tjsjgs.com

Company type

Private

Founded year

1952

Operating status

Operating

Headcount range

11–50 employees

Short description

Tianjin Sanjian is a state-owned general construction contractor in Tianjin, China, founded in 1952, delivering hospitals, universities, metro infrastructure, public buildings, and industrial projects with Grade I qualifications and annual output of 6 billion yuan.

Ownership category

akta.pro rank

Product category

Construction Engineering Services

NAICS

Industrial Building Construction (23621), Heavy and Civil Engineering Construction (237), Other Foundation, Structure, and Building Exterior Contractors (238190), Building Equipment Contractors (2382)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), Operative Builders (1531), Construction - Special Trade Contractors (1700)

akta.pro primary industry

Commercial General Contracting (New Build) (IMAFAAAA)

akta.pro secondary industries

Office & Corporate Building Construction (IMAFACAA), Construction Program Management (Multi-site/Portfolio) (IMAFAAAF)

Keywords

• General construction contracting
• Municipal infrastructure construction
• Steel structure fabrication
• Building renovation services
• Construction materials testing

Headquarters

HQ city

Tianjin, Tianjin

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Construction Engineering Contracting: The company generates revenue primarily through undertaking and completing large-scale construction engineering projects as a general contractor, including public buildings, healthcare facilities, educational campuses, metro/municipal projects, residential communities, industrial plants, and electromechanical installation. Annual construction capacity reaches 4 million square meters, with annual output of 6 billion yuan.
2. Five Core Business Pillars: A 'big construction' strategy is implemented centered on general construction contracting, with real estate development, steel structure manufacturing, decoration, metro road & bridge, and testing & inspection as five pillar industries generating diversified revenue streams.
3. Specialized Engineering Services: Specialized construction services including fire facilities, mechanical and electrical installation, foundation and foundation pit engineering, and steel structure engineering under various Grade I specialized contracting qualifications.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD. is a large-scale general construction contractor that delivers comprehensive construction engineering services across building construction, municipal works, healthcare facilities, educational campuses, metro infrastructure, and industrial plants. The company operates a 'big construction' strategy with five pillar industries: general construction contracting as the leading business, plus real estate development, steel structure manufacturing and installation, interior decoration, metro road and bridge engineering, and construction testing and inspection services. It holds multiple Class I construction and engineering contracting qualifications and executes projects through government tenders and direct enterprise contracting.

Product overview

TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD. is a large-scale state-owned construction enterprise established in 1952, offering comprehensive construction engineering services. The company operates a 'big construction' development strategy with five pillar industries: construction general contracting (as the leading business), real estate development, steel structure manufacturing, decoration finishing, subway and bridge engineering, and testing/inspection services. The company holds multiple Class I qualifications for housing construction, municipal works, and electromechanical installation, enabling annual construction capacity of 4 million square meters and annual output of 6 billion yuan. Notable projects include Binhai New Area Traditional Chinese Medicine Hospital (Luban Award 2022), Lingang Business Tower (Luban Award 2017), and various metro and municipal infrastructure projects.

Differentiator

Problem solved

Functional benefit

Products and services

• Building Construction Engineering General Contracting (房屋建筑工程施工总承包)

Quantifiable outcome

• Annual construction output of 60 billion yuan, annual capacity of 4 million sqm
• +3 more outcomes

Named customers9 records

Segments5 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• 天津津贝尔建筑工程试验检测技术有限公司 (Tianjin Jinbeier Construction Engineering Testing and Inspection Technology Co., Ltd.)minorStrategic or Co-development Partner · 1 January 2003Jinbeier is a subsidiary testing and inspection company established in 2003, holding CMA metrology certification, CNAS laboratory accreditation, and inspection body accreditation. It achieved high-tech enterprise certification in October 2017 and is the first in Tianjin's testing industry to receive this designation. The company focuses on building materials and construction quality inspection, testing, appraisal, and evaluation services.

Scale indicators8 records

Recent moves11 records

Expansion highlights5 records

Direct peers

• China Railway Construction Corporation (CRCC): State-owned general contractor with dominant position in railway, metro, and tunnel construction — directly comparable to Tianjin Sanjian's metro (Tianjin Metro Lines 1-6/9) and large-span civil engineering work. Competes for the same municipal infrastructure tenders.
• Shanghai Construction Group (SCG): Municipal-level state-owned general contractor in Shanghai analogous to Tianjin Sanjian in Tianjin — covering general building contracting, real estate development, steel structure, and decoration. Direct competitive peer for major Chinese municipal SOE construction mandates.
• China Metallurgical Group Corporation (MCC): Major state-owned general contractor covering industrial plants, metallurgical facilities, steel structures, and large-span construction. Comparable to Tianjin Sanjian in steel structure manufacturing and installation pillar as well as complex industrial/nonresidential builds.
• Beijing Construction Engineering Group (BCEG): Municipal-level state-owned general contractor serving Beijing and surrounding regions — comparable business mix of building construction, infrastructure, and real estate development. Competes for Tier-1 city landmark and Olympics/international event projects similar to those Tianjin Sanjian has delivered.

Emerging players

• China Energy Engineering Corporation (CEEC): State-owned power and energy infrastructure contractor with growing presence in municipal construction and civil engineering. Partial overlap with Tianjin Sanjian's large-scale public building and infrastructure capabilities, particularly in power dispatch buildings and industrial facilities.

Broad incumbents

• China Communications Construction Company (CCCC): China's largest infrastructure construction SOE covering ports, roads, bridges, and municipal infrastructure. Comparable to Tianjin Sanjian in heavy civil and municipal works segment, with significantly greater scale and geographic reach.
• China State Construction Engineering Corporation (CSCEC): China's largest state-owned construction contractor (parent of multiple engineering divisions including No. 8, No. 3, No. 2 divisions). Operates broadly in commercial, healthcare, education, and infrastructure construction globally with multi-tens-of-billions revenue, providing direct competitive overlap on Tianjin municipal tenders.

Regional players

• Power Construction Corporation of China (PowerChina): State-owned contractor primarily serving hydropower, thermal power, and power transmission infrastructure with expanding civil construction footprint. Comparable on complex large-volume concrete pours and high-spec industrial buildings.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/tianjin-sanjian-construction-engineering-co-ltd-

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries1 record

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 TIANJIN SANJIAN CONSTRUCTION ENGINEERING CO.,LTD.