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Joyal Feeding And Conveyor Of Crushing Plant. Joyal-Belt Conveyor,Belt Conveyor For Sales,Belt Conveyor. The JOYAL Belt Conveyor is used for transferring material in bulk or container. The belt conveyor is widely used in the industry of mining, building materials, metallurgy, coal and so on. Joyal-Roller Crusher,Roller Crusher For Sale,Roller.