Think tank of ecological civilization provides intellectual support for intensifying ecological civilization construction, perfecting ecological management system and promoting ecological management capacity. However, the think tanks of ecological civilization in China have several deficiencies, including institutions, talents and achievements. The think tanks of ecological civilization need to insist on correct political direction and academic direction, and solid achievement –oriented. Then they need to deal well the relationships with international and mainland, fundamental research and countermeasure research, innovation and independence, construction and evaluation. The think tank must act up to the triune development pattern of fundamental research, talents cultivation and policy-making consulting, and also reinforce investigate research, promote theoretical innovation, complete talents cultivation, promote talents communication. Furthermore, it must construct policy-making consulting and achievements submission platform, public service and information sharing platform, and external communication and international communication platform. The purpose is to promoting element optimization, structure optimization, environment optimization and enhancing the attraction and influence of the think tank of ecological civilization.