Search Results for: Bending machine tool working metal
the company is evaluated through duns, ecovadis, bsci. our products are also approved by world class railroad companies, such as uprr, bnsf, sbb, srt, pnr, mtr etc. there is also a professional r&d team in zhongbo. there are senior national class engineers, engineers and assist engineers, they are working
seat of self-lock clip patent-an elastic split fastening for tram patent-an elastic fastening with adjustable gauge patent-a torsion test device of spring washer patent-a test device of gauge insulator patent-a test device of bolt torque patent-a split rail fastening system patent-a quick removal tool...
http://www.zhongbo-rail-fastening.com/certificate/