TCK on line system is much higher for Localized Flaws LF and its precision is much accurate for the Loss of Metallic Cross Sectional Area LMA and rope diameter reduction. It has solved the three problems of wire rope application –“hidden dangers, waste and low efficiency” for oil drilling repairing customers and helped wire rope users achieve “safety, economy and efficiency.”It has been recognized as the most advanced wire rope NDT inspection system in the world.