Tunghai University and National Cheng Kung University,

Former Professor of Biotechnology,Indian Institute of Technology Kharagpur

Professor (Monash University); Editor of ESPR (JIF: 5.8); Associate Editor of IJEST (JIF: 3.0)

Laboratoire de Biotechnologie de l'Environnement (INRA Narbonne)

Orta Doğu Teknik Üniversitesi

KENTECH Institute for Environmental and Climate Technology, Professor

Mahidol University

Professor, Department of Chemical Engineering, Manipal Institute of

Curtin University, Chemical Engineering

University of Pannonia, Veszprém, Hungary