Zhan Jiansheng shows his battleship models in Daxing township of Hefei, East China's Anhui province, Nov 13, 2015. Old bicycles, used sofas, mosquito net are all useful resources for 62-year-old Zhang Jiansheng's creation in Hefei. Being a fan on model making, Zhang made more than 30 models of aircraft carriers, destroyers and pirate ships. The two cars newly made by Zhang are powered by batteries with about 30 kilometers range if fully charged.[Photo/Xinhua]