A flange used for wind power turbine is shaped at Shanxi Tianbao Group. Photo: Courtesy of Dingxiang Bureau of Industry and Information Technology

Flange products Photo: Tao Mingyang/GT Gray Iron Manhole Cover

Five hundred years ago, in Cremona, a small town next to Milan, Italy, luthiers made the world's first ...

Iron Manhole Cover Hengzhou, South China's Guangxi Zhuang Autonomous Region, a renowned production base for jasmine flowers, has turned the small ...