1,All of our drum unit/imaging units are remanufactured, most of the spare parets are new. 2,We have strict quality control system,choosing the best quality for the empty drum unit,finding the best quality for all spare parts,we have some professional machines to test each single parts ,such as High and low temperature control room,OPC drum coating thickness,PCR test machine etc. and we tested the whole life span for all of our products. 3,One production line for rebuidling one brand drum units only,all employees are trained as soon as they started to work at Hotsun. 4,100 % tested before delivery. We are now selling our drum units to Europe,North and South America ,Middle East,Asia And Africa with very good feedback. We are sure that Hotsun is one of your best choice.
