Staff members prepare at the site of China Pavilion during the UN Climate Change Conference in Warsaw, Poland, Nov. 13, 2013. The China Pavilion, which kicks off on Thursday, will showcase 17 events including forums and exhibitions featuring China's efforts and achievements in addressing the climate change.(Xinhua/Zhang Fan)

A staff member rests at the site of China Pavilion during the UN Climate Change Conference in Warsaw, Poland, Nov. 13, 2013. The China Pavilion, which kicks off on Thursday, will showcase 17 events including forums and exhibitions featuring China's efforts and achievements in addressing the climate change.(Xinhua/Zhang Fan)

Delegates walk by the site of China Pavilion during the UN Climate Change Conference in Warsaw, Poland, Nov. 13, 2013. The China Pavilion, which kicks off on Thursday, will showcase 17 events including forums and exhibitions featuring China's efforts and achievements in addressing the climate change.(Xinhua/Zhang Fan)

A staff member prepares tools of Chinese calligraphy at the site of China Pavilion during the UN Climate Change Conference in Warsaw, Poland, Nov. 13, 2013. The China Pavilion, which kicks off on Thursday, will showcase 17 events including forums and exhibitions featuring China's efforts and achievements in addressing the climate change.(Xinhua/Zhang Fan)

A staff member puts a sticker to the wall at the site of China Pavilion during the UN Climate Change Conference in Warsaw, Poland, Nov. 13, 2013. The China Pavilion, which kicks off on Thursday, will showcase 17 events including forums and exhibitions featuring China's efforts and achievements in addressing the climate change.(Xinhua/Zhang Fan)