by lzhengying

Our company is a professional company that integrates instrument marketing and after-sales maintenance. Our company provides hardness measuring instruments, co......

The company provides hardness testers, coating and plating thickness gauges, ultrasonic thickness gauges (thickness meters), roughness meters (roughness tester......

Our company sells six major series of hardness testers and related testing products, including Leeb hardness tester, Brinell hardness tester, Rockwell hardness......