The three-day Group of Eight (G8) Summit ended on July 17th in St. Petersburg, with Russia hosting the meeting and leaders of six developing countries attending. Among all the topics for discussion, energy security tops G8 summit agenda. During the meeting with Russian President Putin, President Hu Jintao called for more cooperation in energy between China and Russia. He said that both countries should implement the strategy of energy diversi cation based upon mutual bene ts, work together to ensure the stable supply of economical and clean energies and have the new energy concept. According to Professor Xia Yishan in China Institute of International Studies, New Energy Concept contents the following three basic points: it should take common security as the base, cooperation as core idea and mutual bene ts as the goal. The Concept is also a policy based on the present world energy situation and its future developing trend. The three-day Group of Eight (G8) Summit ended on July 17th in St. Petersburg, with Russia hosting the meeting and leaders of six developing countries attending. Among all the topics for discussion, energy security tops G8 summit agenda. During the meeting with Russian President Putin, President Hu Jintao called for more cooperation in energy between China and Russia. He said that both countries should implement the strategy of energy diversification based upon mutual bene ts, work together to ensure the stable supply of economical and clean energies According to Professor Xia Yishan in China Institute of International Studies, New Energy Concept contents the following three basic points: it should take common security as the base, cooperation as core idea and mutual bene ts as the goal. The Concept is also a policy based on the present world energy situation and its future developing trend.