Ultrasonic flaw detector manufacturers which is more reliable?

EVIDENT. In the field of industrial manufacturing, EVIDENT inherited a century of Olympus science and technology, became the world is one of the leading manufacturers of non-destructive testing equipment research and development, EVIDENT not only mastered the relevant advanced testing technology, but also in the design and manufacture of products is very far-sighted, user demand-oriented, to create a variety of easy to use, convenient to carry the Olympus ultrasonic flaw detector.