It views EU neither as an international organization nor as a quasi-federal state,but regards EU as a multi-level governance system in which national,supranational and subnational players are collectively involved in European governance and share the a.

Summarizing and drawing on the experience form the EU multi-level governance will be conducive to smooth development of China regional cooperation and to resolving the institutional contradictions of China\'s regional cooperation.

The Kyoto Protocol is a milestone in climate cooperation, based on which an early form of multi-level governance model was set, brought main governing subjects into a multi-level framework, and successfully introduced market mechanism to better regulate and control the cost and profit.