Chinese Vice President Xi Jinping (2nd R, front) attends an activity to mark this year's National Science Popularization Day at China Agricultural University in Beijing, capital of China, Sept. 15, 2012.(Xinhua/Lan Hongguang)
BEIJING, Sept. 15 (Xinhua) -- Vice President Xi Jinping arrived at China Agricultural University Saturday morning for activities marking this year's National Science Popularization Day.
