Ningbo Yinzhou Nord Machinery Co., ltd, starting since 2001, is a Chinese foundry, specialized in manufacturing all kinds of carbon steel, alloy iron casting parts, which are used the field transportation equipment(train parts/vessel parts), agricultural machinery, mining rubber some ...

Zhongshan precision steel ball co., ltd is the unique manufacture in china.which posses- ses most advanced production line. The company facilities, from Heat-Treament Furnace, High Speed Heading machine and for flashing, grinding, lapping cleaning, are all imported German companies ...