About
KairDa Group Corporation was established in Dec. 2010,Website:http://www.kairda-group.com,The first surface roughness tester manufacturer in China.After over 8 years of unremitting efforts,Our products include Surface Roughness Tester,Ultrasonic Thickness Gauge,Coating Thickness Gauge,Portable Hardness Tester,Ultrasonic Flaw Detector.