[Singapore, November 13. Image via Getty.]

Chinese students attending the Nanyang Girls' High School look at a digital camera after taking photos of Chinese President Hu Jintao and his wife Liu Yongqing as they visit their school in Singapore on November 13, 2009, on the sidelines of The Asia-Pacific Economic Cooperation (APEC) summit . Asia-Pacific ministers representing 2.6 billion people pledged to pursue a vast free-trade zone, but faced more pressing tensions over the US and Chinese currencies at annual talks. Ahead of a weekend summit to be joined by US President Barack Obama, the 21-member Asia-Pacific Economic Cooperation (APEC) forum said it would work towards a trade zone stretching from Chile to China via the United States. AFP PHOTO/Ng Han Guan/POOL (Photo credit should read NG HAN GUAN/AFP/Getty Images)