dear sirs: we produce various machineyry accessories.such as drag chains, hoses , pipes for cooling usage , dust pipes ,adjustable plastic pipes for cooling usage,shield, conduit shield, shield connectors, scrap-excluding conveyer and scrap-excluding chain and so on. if any of the items are insterest to you,please feel free to contact with us.we are glad to give you the right quotation, and we can also supply you with the high quality goods ,satisfactory service, timely delivery. we are eager to establish a good and long term business relationship with you.