Chongqing Steel structure engineering

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Office Locations

We usually respond within 24 hours. Alternateively you’re welcome to connect us via whatsapp. 

No. 32, Juye Road, Jiulongpo District, Chongqing

+86 189 9647 2857

support@cqsses.com

build with us.

Steel Structure Manufacturing Facility

+86 189 9647 2857

Support@cqsses.com

Trusted by 150+ companies
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about us.

Global metal Structure Fabrication base

Leading steel structure buildings manufacturer, we specialize in delivering high-quality, durable, and cost-effective steel construction solutions for industrial, commercial, agricultural, and residential projects. Our expertise covers the entire process—from custom design and engineering to precision manufacturing and professional installation—ensuring superior performance, sustainability, and compliance with international standards.

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YEARS EXPERIENCE WORKING
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Happy Clients

Steel Structure Buildings Manufacturer: Comprehensive Design, Production, and Installation Services

 Professional supplier of steel frame structure system solutions in China. We specialize in the design, fabrication, and export of pre-fabricated structural components, including H-beams, columns, panels, purlins, roofing systems, bars, and steel pipes. With advanced production equipment and strict quality control, Wenchen provides customized, durable, and cost-effective steel structure solutions for warehouses, workshops, commercial buildings, and large-scale engineering projects worldwide.

01

Materials supply

02

Fabrication

03

Erection

04

Design

core values.

High-end steel structure manufacturer
2 0 +
SQM Production base
 

Wenchen Steel Structure is a leading integrated manufacturer in China. With a 200,000 m² production base and an annual capacity exceeding 50 million tons, we provide a complete one-stop solution that combines raw material supply, precision steel structure fabrication, and global factory export services. Our advanced facilities and professional team ensure high-quality, cost-effective, and reliable steel structure solutions for projects worldwide.

Reliable Quality

ISO-QA certified factory with strict inspection process

Strong Production Capacity

Equipped with CNC production lines for bulk and custom orders

One-Stop Solution

From engineering design to fabrication and on-site installation

Global Experience

Exported to Southeast Asia, Middle East, Africa, and Europe.12+ countries

our work.

Selected projects

Wenchen Steel Structure has delivered projects across Asia, America, the Middle East, and Europe, providing reliable steel solutions for diverse applications. Our projects include industrial workshops and warehouses, steel bridges and platforms, high-rise building frames, public construction facilities, as well as agricultural and logistics storage buildings. With global project experience and proven engineering expertise, Wenchen continues to support clients worldwide with durable, efficient, and cost-effective steel structure systems.

Our team

Expertise You Can Trust

3 base production
Production Team
+86 189 9647 2857 support@cqsses.com

With a workforce of over 600 employees and more than 20 specialized production lines (five already operational and the rest gradually commencing production), the facility boasts an annual output capacity exceeding 120,000 tons. Combined with two additional production bases, the total annual capacity reaches over 188,000 tons.

Installation
Erection team
+86 189 9647 2857

Holding Class II Qualifications in Steel Structure Specialized Contracting and General Construction Contracting for Building Engineering, along with Class II Professional Contracting Licenses for Decoration, Fire Protection Facilities, and Building Curtain Walls. The company is ISO 9001-certified for quality management and maintains an annual production capacity of 188,000 tons of steel components

Designer team
Designer team
+86 189 9647 2857 support@cqsses.com

25 Designer team.

Wenchen’s in-house design team combines decades of structural engineering experience with cutting-edge technology to deliver safe, efficient, and cost-effective steel solutions. Our team holds professional certifications in civil and structural design, ensuring compliance with international standards (ISO, AISC, EN, GB).

Advanced Capabilities:
✔ BIM & 3D Modeling: Leveraging Tekla, AutoCAD, and SAP2000 for clash-free, constructible designs.
✔ Custom Solutions: Tailored designs for industrial plants, high-rises, bridges, and special structures.
✔ Value Engineering: Optimizing material use and costs without compromising safety or performance.
✔ Seismic & Wind Resistance: Site-specific calculations for harsh environments (e.g., coastal, seismic zones).

Marketing
Foreign marketing team
+86 189 9647 285

With extensive experience in steel structure exports and cross-border project collaboration, Wenchen’s dedicated Foreign Marketing Team bridges global demand with China’s top-tier manufacturing capabilities. We combine deep industry knowledge, multilingual communication, and a customer-centric approach to ensure seamless partnerships across continents.

Why Work with Our International Team?
🌍 Market Insight: Decades of experience serving clients in Middle East, Africa, Southeast Asia, Europe with tailored solutions for local standards and regulations.
💬 Communication Excellence: Fluent in English French Arabic, adept at navigating technical, contractual, and logistical discussions.
📊 End-to-End Support: From initial inquiry to post-installation, we streamline processes—offering quotes, certifications, drawings, and logistics coordination in one place.
🚀 Growth-Driven: Proven success in expanding Wenchen’s global footprint, with 25% annual growth in export volume

how we work.

We get it right the first time

01
first step

Inquiry & Planning

 Requirement gathering, site survey, feasibility

02
second step

Design & Engineering

 CAD/BIM modeling, structural checks, shop drawings

03
third step

Fabrication

Material Preparation: Select and prep raw steel (plates, channels, beams) in the factory.
Cutting & Shaping: Use CNC, plasma, or laser tools to shape steel parts to exact specs
Assembly & Welding: Skilled welders join and assemble components; quality is checked via dimensional measurement and non-destructive testing

Surface Treatment: Components are sandblasted, painted, or galvanized to prevent corrosion before shipping

04
fourth step

Delivery & Installation

Transport, foundation work, erection, cladding

05
Subheading

Quality & Handover

Inspections, finishing, documentation, support

from our blog.

latest updates

Welcoming Our Korean Partners: Mr. Lee’s Delegation Tours CQSSES for Large-Scale Power Plant Steel Construction

Key Discussion Topics ✔ Large-Span Steel Expertise: Showcasing our experience in power plant frameworks, boiler supports, and transmission towers.✔ Fabrication Precision: Demonstrating automated CNC cutting, welding tech, and quality control for heavy-load structures.✔ Erection Safety & Efficiency: Highlighting modular assembly and onsite project management for accelerated timelines. Why CQSSES for Power Projects? Turnkey Solutions: From CAD designs to bolt-tightening. Global Compliance: Meet ASME, AWS, […]

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