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Certification

A plastic thermal deformation Vicat testing machine-utility model patent certificate

Patent for a non-metallic pendulum impact strength test specimen notch sample making machine

UV weathering testing machine patent

Mechanical measurement and control system computer software registration certificate

Registration certificate of DahoMeter Baume Degree

Faster density measurement stand technology improvement patent

A melt flow rate tester-utility model patent certificate

Software copyright registration certificate

CE Certification of Tap Density Meter