Chang Yuanhong, a Doctor of Engineering, is currently an associate professor at the School of Mechanical Engineering and Automation, Fuzhou University. He is a member of the Precision Instrument and Intelligent Measurement and Control Research Team of the Fujian Provincial Key Laboratory of Terahertz Functional Devices and Intelligent Sensing. His main research directions include intelligent fault diagnosis, operation monitoring and fault prediction of major equipment, operation reliability and safety maintenance of transportation equipment, and big data analysis and mining based on deep learning.