Subway Line 1 of Wuxi starts trial operation (1/5)

Workers monitor passenger flow of every station at the subway control center in Wuxi City, east China's Jiangsu Province, May 25, 2014. The subway Line 1 of Wuxi started trial operation on Sunday. With the line's official opening to traffic in late June, Wuxi will become the third city in Jiangsu to have subway. (Xinhua/Huan Yueliang)