Zhengda is one of the most successful agents and investors in electrical equipment and materials market. We main manufacturer various industrial devices & parts- roots blowers, axial blowers, centrifugal blower fans, pumps, centrifugal pump, air compressors, inverters, printing machines, electromotors, speed reducers, worm gear speed reducer, bearings, ball bearing units, carbon steel, enamelled wires, etc. Let's unite for the stable development and to develop stably. 
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