Welcome to the official website of Hongtuo Instruments.
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