Zhejiang Dadi Steel Structure Co., Ltd. is a steel‑structure manufacturer.A full industry chain service system covering engineering design, intelligent manufacturing, engineering general contracting, building curtain walls, and decoration and renovation.

Zhejiang Dadi Steel Structure Co., Ltd. is a steel‑structure manufacturer.A full industry chain service system covering engineering design, intelligent manufacturing, engineering general contracting, building curtain walls, and decoration and renovation.

We help clients cut coordination costs, shorten project cycles, control construction quality and meet local international building‑code requirements for safe, durable and sustainable steel‑structure buildings.

We help clients cut coordination costs, shorten project cycles, control construction quality and meet local international building‑code requirements for safe, durable and sustainable steel‑structure buildings.

Service Builds Value, Craftsmanship Shapes the Future

A Pioneer in the Field of Green Prefabricated Construction
40 +

Partner Countries

Service Creates Value

Craftsmanship Bears the Future

Upholding the philosophy of “Quality First, Integrity Paramount, and Dedicated Service”—we leverage steel structural frameworks to anchor the urban skyline and, through meticulous craftsmanship, set the benchmark for high-quality project delivery.

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30 + Years

Industry Experience

3000 +

Engineering Projects

ABOUT US

Zhejiang Dadi Steel Structure Co., Ltd.


Founded in 1994, the company is a wholly owned subsidiary of Longyuan Construction (stock code: 600491). It has consistently upheld Party leadership, translating the Party’s political strengths into enhanced corporate governance and sustained growth momentum.

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ABOUT US

High-Quality Project


The company has undertaken more than 3,000 steel-structure projects at home and abroad, including large-scale convention and exhibition centers, sports venues, airport terminals, high-rise buildings, industrial facilities, steel-structure bridges, and prefabricated buildings.


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