The　party＇s　＂11th　5　years　plan＂　clearly　states:　By　2010,　the　unit　of　GDP　energy　consumption　lower　than　in　2005　about　20　percent,　major　pollutants　reduced　by　10%.　Circular　economy　is　economic　developing　mode　of　the　society　in　resource　reducing　and　friendly　environment.　The　paper　expatiated　important　theory　factor　of　developing　circular　economy　based　on　＂decoupling＂　theory　and　3R　principle.　It　explained　significances　and　characters　of　developing　circular　economy,　decoupling　practice　and　inspiration　from　the　view　of　resource,　economic　growth　and　environment　impact　combining　with　decoupling　theory,　in　order　to　give　important　guidance　for　sustainable　development　of　achieving　developing　area.