Tongyu Heavy Industry Co., Ltd is a National Grade High-tech enterprise, locates in Yucheng, Shandong, P.R.China. We are one of the leading company in the world for forgings & castings business, and supply to following industries:1. Power Generation (Wind Power, Hydro Power, Thermal Power, Nuclear Power)2. Oil & Gas3. Marine4. Cement & Mining5. Steel Mill6. Pressure Vessel... ...March 8th, 2011, Tongyu was listed in Growth Enterprises Market on Shenzhen Stock Exchange (Stock Code: 300185). Till the end of December 2016, the company's total asset is 9.1 billion RMB and net assets is 5.3 billion RMB.The company owns more than 10 subsidiary companies: YuchengTongyu New Energy Mechanical Casting Ltd., YuchengBaoli casting Ltd, Shandong Xinshang Materials Ltd., Tongyu Mining Investment Ltd., Qingdao Baojian Technology Engineering Ltd., GuizhouBaofeng New Energy Development Ltd., Qingdao Bortome Import & Export Ltd., Jinan Metallurgical science research institute co., LTD and XinyuanTermal Power Co., Ltd, etc. Tongyu is engaged in R&D, manufacture and sales of large forgings and castings, with advanced technical and well-maintained quality system. The testing center is approved by CNAS(ILAC). As for qualification, Tongyu has passed the ASME Nuclear MO certificate, CNNC Qualified supplier, Boiler & vessel Forging Registration certificate, Military Qualification Certificate, as well as eight shipping classification certificate (CCS、BV、DNV-GL、RINA、ABS、NK、LR、KR.). The company has built up a national top-ranking complete industrial chain of steel melting, casting & forging, heat-treatment, machining, whole set equipment design and manufacturing. Based on this, Tongyu can supply large forgings, castings and key-components to some industries like energy (include wind power, hydro power, thermal power, nuclear power), mining, petrochemical, pressure vessel, machinery, military, aerospace, etc. Rely on superior products quality, Tongyu has established long term cooperation with some world famous companies like GE, Vestas, Alstom, ABB, Nordex, Hitachi, ThyssenKrupp, etc.