Liu Xianhui discusses with team members the details of robot assembling at a workshop in Shengjing town of Zhangqiu city, East China's Shandong province, March 27, 2014. Liu Xianhui, a farmer in Zhangqiu city, has organized 11 farmers to assemble robot modelled after the roles of "Transformers" by using materials of used cars. [Photo/Xinhua]