Growin Industrial Company Limited is a fast-developing technical-extended company which is specialized in developing and manufacturing chips, especially in printer consumables technology--replacement compatible smartchip�chip for toner cartridges�. With an experienced and creative team, we continuously provide high quality chips to meet update demands since its foundation in 2004. All the toner cartridge smartchips from Growin offer the same functionality as the OEM, including supplies status information, toner low/out indicator, and information regarding pages printed/remaining. Adopting high performance IC, designing premium circuit and passing strict testing, we guarantee every chip from our company with excellent performance. We also accept OEM order, designing as your requirements. Eying on quality chips and good service, we are doing our best to be your preferred supplier.