Technicians work on a transmission tower in the Dabieshan Mountains in Xiaochang County of central China's Hubei Province, May 18, 2015. A 27.8-kilometer-long 110kV power cable linking a nearby wind farm is estimated to be finished before June 15, 2015 as more than 300 technicians of China's State Grid are working on it. (Xinhua/Xiao Yijiu)
