How about Xuzhou Jiuding Steel Structure Company?

Xuzhou Jiuding Steel Structure Co., Ltd. is a first-class qualified enterprise specializing in contracting steel structure and grid construction, and a national manufacturing super-qualified enterprise. He is a member of China Steel Structure Association and China Building Metal Association. Jiuding Steel Structure is mainly engaged in the manufacture and installation of steel structure and steel structure engineering, the design, manufacture and installation of all kinds of steel structure engineering (bolted ball joint space truss, welded ball joint space truss, plate joint space truss and intersecting joint pipe truss), light steel, heavy steel and membrane structure, and the production and processing of bolt balls, color plates, C-beams and photovoltaic supports.