Xingya Ni received a B.S. degrees in Mechanical Engineering from China University of Mining and Technology in 2016. From 2017 to 2019, he was a student in Nanjing Forest University. He joined the “Laboratory of Lubrication and Sealing” in the College of Mechanical and Electronic Engineering, Nanjing Forestry University, in 2017. His research interests include the development of surface processing and the reliability of mechanical seals, the technology of image processing, and machine design.