Yeong Guan Energy Technology Group Co., Ltd. supplies castings to manufacturers of wind turbines, injection molding machines, machine tools, and other heavy industrial machines. It offers low-temperature high tensile spheroidal graphite iron casting and gray cast iron casting for energy applications, which include large scale wind turbines, such as hubs, gear boxes, and bases; and steam turbine components for large scale power plants. The company also provides high-grade spheroidal graphite iron casting for injection molding machines; and large scale high precision machine tools, air compressors, large-scale rapid color printing machines, and medical equipment, which consists of cancer therapeutic, and gamma knife therapeutic apparatus. In addition, it offers casting, processing, welding, painting, assembly capability, and testing equipment. The company was founded in 1971 and is headquartered in Ningbo, China.