Gold Member Since 2012
Audited Supplier

Qingdao Doublegrand Metal Products Co., Ltd.

Steel Structure, Steel Structure Warehouse, Steel Structure Workshop manufacturer / supplier in China, offering Prefabricated Steel Workshop/Factory/Plant Building (DG2-036), Portal Steel Structure Frame Building (DG2-012), High Strength and Durable Prefab Steel Structure Platform and so on.

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Capacity of sandwich panel is 2500meter per day
Capacity of corrugated steel sheet is 10000 meter per day

Steel structure building

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our workshop and production