Dandong hang lung technology co., LTD. Is located in China'slargest border city of dandong, on the other side of the river withnorth Korea, pleasant climate, beautiful scenery, has a veryconvenient land, sea and air three-dimensional trafficnetwork.committed to product research and development of scienceand technology of nondestructive testing (NDT) methods, innovation,successfully developed a number of with independent property rightsof core technology, with high quality products and perfectpre-sale, sale and after-sale service, makes our company in thecustomer set up the goodfunctions, to prevent all kinds ofinterference, especially the power supply voltage fluctuations,thus solved the NDT industry in our country high failure rate,frequent problems such as maintenance, fundamentally solve thecustomer's worries. We take "excellent equipment, enthusiasticservice, solid strength, scientific management" for the guidelines.Continuously strengthen the