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Steel structure parts: material inspection - material straightening - lofting - material - cutting - processing (correction, forming, making holes) - butt (welding) - X-ray inspection - calibration - assembly - welding - calibration - marking - Hole making - derusting - test assembly - assembly - quality inspection - coating - numbering, dispatch - site inspection - single field assembly - steel column lifting - horizontal support lifting - steel truss lifting - steel truss lifting - diagonal support Installation—Brace Installation—Calibration—Fill Up—Gutter Installation—Intermediate Acceptance—Crystal Wall Color Panel Installation— Roof Panel Installation—Door/Window Installation—Inspection