Chair Professor, Institute of Environmental Engineering, National Sun Yat-Sen University, Taiwan (2010 - Present)

President, Taiwan Association of Soil and Groundwater Environmental Protection (2013/2-2015/2)

President, Chinese Institute of Environmental Engineering

Professor and Director, Institute of Environmental Engineering, National Sun Yat-Sen University, Taiwan (2006 - 2009)

Professor, Institute of Environmental Engineering, National Sun Yat-Sen University, Taiwan (2003 - Present)

Fellow, American Society of Civil Engineers (ASCE)

Fellow, American Association for the Advancement of Science (AAAS)

Academician, European Academy of Sciences and Arts (EASA)

Fellow, Environment and Water Resource Institute (EWRI)

Fellow, Royal Society of Chemistry (RSC)

Fellow, Institute of Engineering and Technology (IET)

Editor in Chief, Journal of Soil and Groundwater Remediation

Associate Editor - WEF Journal - Water Environment Research

Associate Editor - British Journal of Environment and Climate Change

Associate Editor - Current Environmental Engineering

Regional Editor - American Journal of Food Technology

Regional Editor - International Journal of Chemical Technology

Regional Editor - Journal of Environmental Science and Technology

Regional Editor - Research Journal of Environmental Sciences

Regional Editor - Journal of Applied Sciences

Editorial board member, Sustainable Environment Research

Editorial board member, Research Journal of Chemistry and Environment

Editorial board member, Disaster Advances

Editorial board member, Research Journal of Chemistry and Environment

Editorial board member, Global Journal of Biotechnology

Editorial board member, Journal of Modeling, Simulation, Identification, and Control

Editorial board member, International Journal of Environment and Sustainability

Editorial board member, Journal of Petroleum Engineering

Editorial board member, International Journal of Bioscience and Technology

Guest Editor, Journal of Hazardous Materials (2007-2009)