Professor Hu joined the National Taipei University of Technology (NTUT) in 1998 as an assistant professor, after serving as a building service engineer for two years and as a staff researcher at the Industrial Technology Research Institute (ITRI) Taiwan for six years. He was promoted to full professor in 2006 and received the honor “Distinguished Professor” in 2014. In 2022, he was awarded the title “University Chair Professor”, recognizing his distinguished accomplishments in research and creative works. Prof. Hu is one of the renowned researchers in the field of contamination control for nanoscale semiconductor manufacturing processes. His novel innovation "a total solution on humidity/oxygen control for wafer automatic handling system” has been imbedded and became a standard installation for sub. 10nm process equipment utilized today. Prof. Hu was the editor-in-chief of the Journal of Clean Technology from 2004 to 2010 (in Traditional Chinese Language). He is the major co-author of the book “American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) Cleanroom Design Guide”, with 21 chapters/425 pages. He has received many University/Government awards including the National Award for Distinguished Contribution to Industry-Academia Cooperation, a top award arranged by the Ministry of Education of the TAIWAN government, and conferred by the President of TAIWAN. He is a Fellow grade member of the ASHRAE.