U.S. President Barack Obama met Chinese premier on final day of his visit to China . Obama visited the Great Wall before returning to South Korea . President , China agree to team up to fight climate change , create clean energy . The two leaders `` talked about continuing to build a positive , cooperative and comprehensive relationship between our nations , '' according to Obama , who said he welcomes China 's desire for a greater role in world affairs . ` ` China and the United States have extensive common interests , '' Hu says .
U.S. President Barack Obama met Chinese premier on final day of his visit to China . Obama visited the Great Wall before returning to South Korea . President , China agree to team up to fight climate change , create clean energy . ` ` China and the United States have extensive common interests , '' Hu says .