Aerial photo taken on March 4, 2019 shows the "Shidaguai" highway in Enshi, central China's Hubei Province. The "Shidaguai" highway, literally meaning "highway with ten great curves" in Chinese, is a section on the highway linking Baiyangping in central China's Hubei Province with Fengjie in southwest China's Chongqing. (Xinhua/Yang Shunpi)