Shandong Dongsheng Heavy Industry Technology Co. , Ltd.

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multi -layer steel structure plant 2025-10-27	multi -layer steel structure plant 2025-10-22	single-storey steel structure workshop 2025-10-22	Triple span steel structure workshop 2025-10-22
Multi span steel structure workshop 2025-10-22	Pre-engineered steel buildings 2025-10-22	tube truss 2025-10-22	High-speed truss 2025-10-22
steel truss 2025-10-22	steel beam 2025-10-22	steel box beam 2025-10-22	steel box girder 2025-10-22
traffic light pole 2025-10-22	street light post 2025-10-22	single monitor pole 2025-10-22	camera pole 2025-10-22