Ruqiang Yan is a Professor and phd supervisor at Xi'an Jiaotong University, China. His main research interests include machine learning with emphasis on deep learning, transfer learning and their applications, data analytics, multi-domain signal processing, non-linear time-series analysis, structural health monitoring, and diagnosis and prognosis. He serves as the associate editor-in-chief in of IEEE Transactions on Instrumentation and Measurement. Dr. Yan has published over 10 Journal Papers related to transfer learning-based machine fault diagnosis and prognosis. He was the Principal Investigator of a project titled Transfer Learning Based Rotating Machine Fault Diagnosis and Remaining Useful Life Prediction, sponsored by the National Natural Science Foundation of ChinaFei Shen is pursuing his PhD degree at the School of Instrument Science and Engineering, Southeast University, China. His main research interest is machine fault diagnosis based on transfer learning. Because of his excellent academic achievements and outstanding performance in this researches, Fei Shen was nominated as one of the "Top Ten Postgraduate Students in SEU in May 2018. As one of most principal authors, he published the review paper Knowledge transfer for rotary machine fault diagnosis which was widely welcomed by researchers in this field.