Dandong Aolong Ray Instrument Co., Ltd. is a robust private high-tech enterprise with strong technical and comprehensive capabilities in the Chinese ray instrument industry. The Aolong Group owns four subsidiaries: Shanghai Aolong Xingdi, Dandong Aolong Electronics, Aolong Inspection Services, and Dandong Aolong Zhongke Sensing Technology. Aolong is a professional developer and manufacturer of X-ray instruments and material testing equipment, as well as a service provider for X-ray inspection...