Caiwang Tan received a B.Sc. degree from Jiamusi University in 2007, and an M.Sc. degree and Ph.D. degree from Harbin Institute of Technology in 2009 and 2014. He has been working at Harbin Institute of Technology since 2014 as a lecturer, associate professor and professor. He was selected as the Harbin Institute of Technology Young Talent (Professor), Shandong Province Taishan Scholar Young Expert, Shandong Province Youth May Fourth Medal Winner, and National High-level Young Talent. He serves as the executive editor of the first youth editorial committee of Welding Magazine, executive vice secretary-general of Ultrasonic Materials Science and Technology Branch of China Materials Research Society, vice secretary-general of Advanced Welding and Connection Committee of China Nonferrous Metals Society, senior member of the Laser Processing Committee of Chinese Optical Society, and member of the Chinese Society of Optical Engineering. He mainly engaged in research on laser welding and additive manufacturing technology.