metal joint for FIFO assembly line JY-10 1,Direct manufacturer 2,competitive price 3,One-stop sales 4, ... quality Assembly line metal joint and pipe rack system JY-10 ModelJY-10MaterialCold roll steelProcessCold roll steel sheet->Cut & Model->Stamp ... , Workbench, Automobile, Racks in Warehouse, Storage shelves and so on. 1.As a direct manufacturer ,we can offer you good quality ...