Highlights: Eco-friendly: Products are produced by implementing ISO14001 environment management systems and have passed ISO9001, CE and other international certifications. Latest updated Chips: Advancing technologies in chip fabrication to ensure the chip's high compatibility and great stability. Excellent Print Results: All products are produced in line with OEM standard, printing vivid images and perfect text, and tested by STMC, in high and low temperature, moisture and dry environment ensuring stability quality. Ink Formulation: Produced under dust-free workshop, through the polymer precise filtration system, precision filter size below 0.2µ, fluent printing, no head clogging, low odor and eco-friendly. Canon Printer Canon Pixma iP3680/iP4680 MP545/MP628/MP988 MX638/MX868/MX876 MP988 printer Kindly Note: 100% Compatible With Original printer,this is NON-OEM,.When install the new cartridges into printer,the computer would promote "Non-Original", please click "Yes" ,then the printer can go on to print.PLEASE MAKE CARTRIDGE UPSIDE DOWN AND REMOVE THE PROTECTIVE CLIP, THEN INSERT CARTRIDGE INTO PRINTER.