In order to provide the most appropriate publishing color paper wholesaler sheets, since 2003 , Chinese edition published materials Association Working Committee began the color paper wholesaler Zhang printability test items ( referred PPT Project ) , has on different brands of copperplate color paper wholesaler, offset color paper wholesaler, light color paper wholesaler tested and appraisal, by drawing and accumulation, independent design a test version , and the formation of an effective testing process.

Education and Science Press Association is a Chinese version of the published material Working Committee member , the map of China Publishing Group, Science Press , Writers Publishing House and other units responsible for the PPT project together , experimental rigor with easy to make people believe that the project is bound to each published by selecting the appropriate color paper wholesaler Zhang provide strong support. 2013 Education, Science Press of color paper wholesaler Zhang tender , using a beta version of PPT project , which makes the agency of the PPT items from theory to practice .

Before bidding , Education, Science Press requested color paper wholesaler factory ( or color paper wholesaler supplier ) must be provided by the PPT test printing uniform color paper wholesaler kind . In the proposed standard process, due to the beta version of a unified , so that the proposed standard process easier , we can easily identify the color paper wholesaler Zhang merits , thus saving time .