Vice-Premier Liu Yandong (L) shakes hands with John Holdren, assistant to US President Obama for Science and Technology and director of the White House Office of Science and Technology Policy, during their meeting in Washington DC, the United States, on June 23. The meeting was held on the sidelines of the seventh China-US Strategic and Economic Dialogue (S & ED) and the sixth China-US High-Level Consultation on People-to-People Exchange (CPE). [Photo/Xinhua]
Vice-Premier Liu Yandong meets with John Holdren, assistant to US President Obama for Science and Technology and director of the White House Office of Science and Technology Policy, in Washington DC, the United States, on June 23.
