While China overtook Japan in 2010 to become the second largest economy in the world,there is a big gap between them in view of the stage and quality of development. China is only a large developing country while Japan is a mature industrialized country. The Japan's modernization after World War Two partly had some contents of new industrialization,which was successful in utilizing the theory of dynamic comparative advantage and advantage of backwardness theory. The successful experience of Japan should be used for China's development reference. Lots of problems which are the large late-developing countries common have in the process of developing are found after comparing the two countries' development. The development of late-developing countries has a great strike in international economic order while it is subjected to the latter's recombination. <<