Recently, the large area carbon electrode perovskite solar cell with full printing process researched by Nanjing University Kunshan Innovation Research Institute has been finished STC power test in the international authoritative third party certification authority TUV Rhine of Germany and win the authoritative test report , among them, the conversion efficiency of 750px*1125px(active area is 951.50 cm^2,) is up to 9.39%, which is the first authoritative test of the maximum size and the highest efficiency among the carbon electrode meso-porous structure Perovskite Solar Cell that has been released globally.