We are one of manufacturer for printing toner cartridges in Taiwan, and we use select Japanese-made toners to fill in our cartridges, which provides users.A. Great compatibility and print performanceColorpoint follow DIN 33870/33866, DIN33871-1 and ISO 19752/19798 regulation and standard; therefore, all of Colorpoints standard toner and Inkjet cartridges can at least reach the page yield of OEM consumable.Great compatibility and print performanceB. All products are guaranteed to be fully compatible with the original cartridges and made with the finest materials and components are from Japan, Germany, Taiwan and USA manufactures.Warrantee offeringC. We guarantee all of Colropoint Products you purchase are free from defects in materials under normal use during the Limited Warranty Period and will not affect the warranty of the printer manufacturer.