Wuxi is an energetic region in East China's Jiangsu province that has been recognized as the second most livable city in China, behind only Hong Kong, according to a report released by the Chinese Academy of Social Sciences and the Economic Daily in June. The city hosts the World Internet of Things Exposition (WIOT) from Sept 10 to 13. [Photo by Gao Erqiang/chinadaily.com.cn]