Tongyu Heavy Industy Company 

Tongyu Heavy Industry Co., Ltd. is dedicated to the research, development, manufacturing, and distribution of an extensive range of forged and cast products. Their comprehensive offerings include key components such as main shafts for wind power generators, ductile iron casting pipe molds, cold work and support rolls, and various large-scale shafts for steam turbines, generators, marine vessels, and internal combustion engines (crankshafts). The company also supplies specialized items like pressure pipeline products, supercritical boiler pipes, forgings for pressure vessels, machine tool beds, and hubs for wind power diesel engines. Additionally, they produce forging blanks, ESR and steel ingots, fabricated products, and a variety of alloys. Beyond its core manufacturing, Tongyu Heavy Industry designs and manufactures both standard and custom industrial equipment and parts, and operates in non-ferrous metal smelting and calendaring. Its diverse clientele operates across numerous sectors, including metallurgy, mining, hydroelectric, thermal, nuclear, and wind power generation, shipbuilding, petrochemicals, heavy machinery, marine engineering, aerospace, and mold manufacturing. The company was founded in 2002 and is headquartered in Yucheng, China.