What large-scale steel structure production units are there in China?

China steel structure manufacturing enterprise qualification special enterprise directory

State-owned Wuchang Shipyard

China 2th Metallurgical Construction Company Steel Structure Manufacturing General Factory

China 22nd Metallurgical Construction Company Metal Structure Engineering Company

Shanghai Baoye Construction Co., Ltd.

Jiangnan Heavy Industry Co., Ltd.

Zhongtieshanqiao Group Co., Ltd.

Shanghai Crown. Daer Steel Structure Co., Ltd.

Shanghai COSCO Kawasaki Heavy Industry Steel Structure Co., Ltd.

Zhejiang Southeast Grid Structure Co., Ltd.

Jiangsu Huning Steel Machinery Co., Ltd.

Zhejiang hangxiao Co., Ltd.

Shandong Laigang Construction Co., Ltd.

Beijing Sanjie International Steel Structure Co., Ltd.

Shanghai Zhenhua Port Machinery (Group) Co., Ltd.

Anhui Fuhuang Steel Structure Co., Ltd.

Angang Construction Group Co., Ltd.

Maanshan Iron and Steel Co., Ltd. Steel Structure Manufacturing and Installation Branch

China CNR Jinan Locomotive and Rolling Stock Factory

Guangzhou Guangzhou shipyard International Co., Ltd.

Beijing Shougang Construction Group has Limited company

Qingdao Oriental Tower Co., Ltd.

China First Metallurgical Construction Co., Ltd.

China Railway Baoqiao Co., Ltd.

China Metallurgical Chenggong Construction Co., Ltd.

Hongfeng Industrial Group Co., Ltd.

China Railway Bridge Bureau Group Seventh Engineering Co., Ltd.

China Construction Second Engineering Bureau

Wuhan Iron and Steel. Construction Engineering Group Co., Ltd.

Jiuye Construction Co., Ltd.

Anhui Honglu Steel Structure (Group) Co., Ltd.

Hangzhou Hengda Steel Structure Industry Co., Ltd.

china huadian Engineering (Group) Co., Ltd.

Offshore Oil Engineering Co., Ltd.

China Metallurgical Tiangong Shanghai Thirteenth Metallurgical Construction Co., Ltd.

Hangzhou Dadi. Frame Manufacturing Co., Ltd.

Changzhi Tsinghua Machinery Factory

Chaofeng Steel Structure Group Co., Ltd.

Changjiang Seiko Steel Structure (Group) Co., Ltd.