CCICED has been woven into the fabric of China's environmental development for the past 30 yearsthe length of an entire generation. It is also consistent with the most rapid modernization shift of the nation's economyenvironment relationship. This report provides insights into how CCICED operates and its success stories. It also presents a general picture of how changes of China in environmental development have taken place. CCICED at 30 is therefore a helpful account for future directions of sustainable environment.