WEI CHUANG CO.,LIMITED. Is a professional manufacturer, founded in 2005, specializing in R&D, production and sales of remanufactured drum unit (imaging unit/PCU) for Ricoh Aficio, Canon, Konica Minolta and Xerox color and mono component copiers, to meet various requirements of our customers, we are developing more and more new models and enjoying to receive very good reputation for ...