Yaguang Sun is a doctor as well as senior engineer of professor level. He used to be the chief engineer of Guangdong Orient zirconic Ino Sci & Tech Co., Ltd. (Stock Code: 002167). At present, he teaches in the School of Material Science and Engineering of Henan University of Technology. Professor Sun participated in a number of research projects of ministerial and national level, wrote more than 90 pieces of project initiation reports, research reports and research papers, and applied for 12 national invention patents.