Our use of the color cartridge OPC, toner is used in Japan, Mitsubishi powder, printing no noise, no leakage of powder, black moderate, less waste toner to print, no bottom ash, the document can meet the daily and even architectural drawings and other senior print, smooth edges of fonts, some of the details clear. (Our product prints consistent with the original printing supplies, allowing the error of about 5% to 5% A4 coverage of the paper as the standard calculation) 
 The quality of our products not only meet international standards of brand-name original supplies, and through ISO9001 international quality system certification.