Products

Main structure widely used in portal steel frame and space frame structure

Bridges made of high-strength steel corrosion-resistant steel or weather-resistant steel plates

Our company specializes in manufacturing high-performance steel bridges that combine engineering excellence with innovative design. Below is a detailed overview of our products, focusing on applications, production processes, and quality control, with emphasis on precision assembly, superior welding, advanced anti-corrosion, modular fabrication, and transportation efficiency.

Steel Building Suppliers | Custom Prefabricated Metal Building Solutions
Leading Chinese Steel Manufacturer with 20+ Years Expertise | Direct Factory Pricing As professional ​steel building manufacturers, Qingdao Zhuzhiyuan Steel Structure Co., Ltd. delivers turnkey solutions for industrial, commercial, and infrastructure projects. With 20+ years in steel fabrication and a 40,377㎡ production facility, we combine advanced machinery and skilled labor to provide cost-effective ​metal building suppliers services globally.

Premium Steel Truss Suppliers: Engineered Structural Steel Roof Trusses & Frames for Durable Commercial, Residential & Large-Span Projects

Bridge Structure Solutions | Custom Steel Truss Bridges for Global Infrastructure
ISO 9001 Certified | AWS-Certified Welders | 20+ Years Expertise
As leading bridge structure manufacturers, Qingdao Zhuzhiyuan Steel Structure Co., Ltd. specializes in prefabricated truss systems for bridges, steel truss arch bridge, and high-rise projects. With 20+ years of experience and a 40,377㎡ production facility, we deliver durable truss structure bridges and steel truss arch bridges to 30+ countries.

Space Frame Steel Structure | Modular Prefabricated Steel Building Solutions
ISO 9001 Certified | AWS-Certified Welders | 20+ Years Expertise
As leading ​steel frame building manufacturers, Qingdao Zhuzhiyuan Steel Structure Co., Ltd. specializes in ​space frame steel structure systems for industrial, commercial, and large-span infrastructure projects. With 20+ years of experience and a 40,377㎡ production facility, we deliver cost-effective ​metal frame buildings solutions globally.

Metal Fabricators | Structural Steel & Space Frame Solutions
ISO 9001 Certified | AWS-Certified Welders | 20+ Years Expertise
As leading metal fabricators, Qingdao Zhuzhiyuan Steel Structure Co., Ltd. specializes in structural steel fabrication for industrial, commercial, and large-scale infrastructure projects. With 20+ years of experience and a 40,377㎡ production facility, we deliver precision-engineered steel building fabrication solutions globally.

PEB Steel Building | PEB Solutions for Modular Construction
ISO 14001 Certified | OSHA-Compliant Workflows | 25+ Years Expertise
As specialized ​peb manufacturers, Qingdao Zhuzhiyuan Steel Structure Co., Ltd. delivers ​peb steel building systems for rapid deployment in industrial, commercial, and disaster-relief projects. Our 50,000㎡ facility utilizes AI-driven production lines to reduce ​portable metal sheds assembly time by 60%.

Steel Frame Building Experts | Custom Prefabricated Structures
ISO 9001 Certified | AWS-Certified Welders | 25+ Years Expertise
As leading steel frame building specialists, Qingdao Zhuzhiyuan constructs metal frame buildings for industrial, commercial, and residential applications. Our 50,000㎡ AI-driven facility delivers steel frame trusses systems with 30% faster assembly vs industry standards.

Metal Fabrication Services | Custom Structural Solutions
ISO 9001 Certified | AWS-Certified Welders | 30+ Years Expertise
As a leading steel structure fabrication company, Qingdao Zhuzhiyuan delivers metal fabrication services for industrial, commercial, and infrastructure projects. Our 60,000㎡ facility specializes in structure fabrication with 40% faster turnaround vs industry standards.