DEYANG DONGFANG YOYIK ENGNIEERING CO; LTD is specialized in manufacturing the spare parts for power plants and steel mills, from types of turbines, generators, boiler, to various bearings, filters (elements), hydraulic valves and pumps. We also provide EHC, TSI, MEH, DCS, excitation system, hydrogen oil water system, sealing compounds, and insulation materials. YOYIK have provided high quality spare parts for different enterprises