Ji Nan Heng Ruijin testing machine limited company

Jinan Testing Equipment Factory (www.jn-syj.com), founded in the 1970s, is specializing in the manufacture of various testing equipments, including tensile testing machine, spring testing machine, torsion testing machine, bolts and nuts testing machine and specially-designed large-scale testing machines. 
   The company lays stress on the technological progress and scientific management, reply on rich professional skills and new technology to improve continuously products quality and develop...

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