Design exhibition held in Shanghai

A visitor walks past painting screens at Shanghai Design Exhibition in east China's Shanghai, Sept. 15, 2011. (Xinhua/Pei Xin)

Visitors look at modern sculpture made up of scrap materials at Shanghai Design Exhibition in east China's Shanghai, Sept. 15, 2011.(Xinhua/Pei Xin)

Visitors look at model of ricksha, an outdated vehicle of Shanghai, designed by artist He Youzhi at Shanghai Design Exhibition in east China's Shanghai, Sept. 15, 2011.(Xinhua/Pei Xin)

A visitor walks past graphic designs at Shanghai Design Exhibition in east China's Shanghai, Sept. 15, 2011. (Xinhua/Pei Xin)

A visitor looks at cartoon saving boxes made of recycled paper at Shanghai Design Exhibition in east China's Shanghai, Sept. 15, 2011.(Xinhua/Pei Xin)