The Environmental Kuznets curve (EKC) assumes that there is an inverted U relationship between environmental pollution and per capita income. Many approaches since 1990s' by western environmental economists confirmed and substantiated the conclusion. Once the mechanism and function of EKC are fully understood, the developing countries are in all probability to make use of the later-comer's advantages to expand the range of win-win instead of win-lose, the one of dilemma. At present, China is still in the s...