Nanjing Ningjin Machinery Manufacturing Co., Ltd. was established in 2005, the business scope includes power accessories, complete sets of electrical appliances, bridge, bus bar, steel pipe rod, Angle steel tower, ductile casting, steel casting, manhole cover, fastener manufacturing, sales and installation; Electrical appliances, watch boxes, industrial pumps, valves, steel, fire hydrants, water meters, rubber rings, hardware tools, explosion-proof tools, mechanical tools, sling sales.