HP Q7553A With chip use for printer: HP Laser jet 2015 printing yield: 3000pages All materials we used is buying from Korea, USA, Japan, such as: toner, roller, opc. Printing pages is sure to reach original standard. Printing quality it is 100% guarantee, defective rate only 2%(or less)for black toner cartridge, 3% for color toner cartridge. Quality Is Everything !!! Remark: the trademark/picture is for reference purpose only.