Toner Care Industrial Co., Ltd is located in SHENZHEN, CHINA, we dedicate to making large scale high quality printer consumables, we mainly do compatible toner cartridge ***** toner cartridge chip are installed in some cartridges by OEM manufacturers to keep track of printer functions as well as to make life harder for recyclers and remanufacturers. The toner cartridge chip is required to fully "reset" the printer cartridges to "like new specifications". Cartridges have a toner chip that monitors how much toner is left in the cartridge, and gives you warnings when your toner is running low. For a complete and successful refill on these cartridges, the toner chip needs to be replaced. Our Compatible chips work as well as OEM chips. In the mean time, we can supply 100% new compatible toner cartridges, OPC Drums, Air-bags, Cartridges seal, PCR, Mag roller and so on. With Toner Care Industrial Co., Ltd, you will have the freedom to print without worrying about the cost of the toner cartridges.We are an honest and sincere ***** you have any comment, feedbacks or any queries, please contact one of our friendly staff without hesitation. We guarantee below: â—† Discount apply on quantity/Bulk supplies; â—† All products fully guarantee; â—† High quality products; â—† Competitive & reasonable price; â—† Fast & Friendly service.