A man shows a ball of thread, material of the dress hung on the wall which was made from newspapers, during the China International Energy Saving, Emission Reduction and New Energy Science and Technology Expo at the Beijing Exhibition Center in Beijing, on Thursday, March 19, 2009. More than 200 companies and organizations took part in the expo, opened on March 19. [Photo: Xinhua]
A car model assembled with plastic vehicle parts to reduce the total weight is displayed during the China International Energy Saving, Emission Reduction and New Energy Science and Technology Expo at the Beijing Exhibition Center in Beijing, on Thursday, March 19, 2009. More than 200 companies and organizations took part in the expo, opened on March 19. [Photo: Xinhua]
Visitors view energy saving and emission reduction models of oil factories during the China International Energy Saving, Emission Reduction and New Energy Science and Technology Expo at the Beijing Exhibition Center in Beijing, on Thursday, March 19, 2009. More than 200 companies and organizations took part in the expo, opened on March 19. [Photo: Xinhua]
