




Full-chain steel-structure provider covering design, fabrication, installation and export. Our 150,000㎡ base with 5 production lines delivers 150,000-ton annual output. We hold Grade-A design & Grade-1 manufacturing/contracting qualifications and ISO9001 certification. With independent import-export rights, we supply over 100 countries worldwide. Our expert team ensures stable quality and efficient one-stop project solutions.
Upholding “Integrity, Harmony, Development, Innovation”, we deliver reliable, cost-effective steel-structure solutions for global clients. We aim to share premium Chinese manufacturing worldwide and build long-term trusted partnerships with customers at home and abroad.
Located in Dongying at the Yellow River estuary, Guoyu has evolved from a local fabricator into a global integrated steel-structure service supplier. Expanding from manufacturing to full-scope services, we acquired top-level qualifications and ISO certification. Accumulating rich experience in heavy steel, petrochemical, bridge and overseas projects, we have earned trust from worldwide partners.
Shandong Guoyu Steel Structure Co., Ltd. — Company Profile
Located in Dongying, Shandong, at the estuary of the Yellow River, Shandong Guoyu Steel Structure Co., Ltd. is an integrated service provider in the steel-structure sector integrating design, manufacturing, installation and export.
Our main business covers building steel structures, structural parts for mining equipment, non-standard steel components, supporting steel structures for complete sets of equipment, and drawing-based processing services. We undertake projects including industrial workshops, multi-storey and high-rise steel-structure buildings, and long-span spatial steel-structure constructions, alongside design and technical consulting services for steel load-bearing structural systems.

The company’s manufacturing base spans approximately 150,000 square meters, equipped with 5 specialized production lines, delivering an annual output of around 150,000 tons of various steel-structure components.

We hold Class-A Qualification for Steel-Structure Design, Grade-1 Professional Contracting Qualification for Steel-Structure Projects, and Grade-1 Steel-Structure Manufacturing Qualification. Multiple international management system certifications including ISO9001 have been obtained and implemented. Endowed with independent import and export rights, our products are exported to more than 100 countries worldwide across the Middle East, Southeast Asia and other regions, sharing Chinese manufacturing with the globe.
Our talent pool includes 2 Grade-1 Structural Engineers, 5 Registered Construction Engineers, and over 100 skilled manufacturing staff. Adhering to the business philosophy of “Integrity, Harmony, Development and Innovation”, we leverage robust manufacturing capacity and an experienced technical team to deliver professional production support, consistent product quality and efficient delivery services for clients.

With extensive experience accumulated in heavy steel structures, industrial workshops, petrochemical structures, utility tunnels, environmental-protection systems, equipment components, bridge structures and overseas export projects, Shandong Guoyu Steel Structure Co., Ltd. has grown into a trusted partner for customers at home and abroad.
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We analyze your requirements, assess project feasibility and clarify project scope for your steel‑structure project.
Custom technical design according to specifications. Standardized in‑house fabrication under ISO9001 quality control.
Carry out installation & inspection. Complete project hand‑over with reliable delivery for domestic & overseas clients。
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Reliable manufacturer for custom heavy‑steel components. They fully understand our drawing requirements, provide complete inspection reports, and offer competitive export‑oriented solutions. Highly recommended.
We are very satisfied with their heavy‑steel fabrication quality. Strict dimension control, stable material performance and on‑time delivery greatly supported our petrochemical project. We will keep long‑term cooperation.
The professionalism and attention to detail of the team were outstanding. Our project was delivered beyond expectations! We couldn’t have asked for a better partner in building our dream home.
The professionalism and attention to detail of the team were outstanding. Our project was delivered beyond expectations! We couldn’t have asked for a better partner in building our dream home.
