Beijing Union University, China

Georgia State University, USA

Technical University of Malaysia Malacca (UTeM), Malaysia

Stanford University, USA

Kogakuin University, Japan

MARA University of Technology, malaysia

Polytechnic University of Valencia, Spain

National School of Technology Diplomatic City, Algiers, Algeria

Bethany College, USA

Hasan Kalyoncu University, Turkey

Duy Tan University, Viet Nam

Universiti Kebangsaan Malaysia, Malaysia

University of Malaya, Malaysia

National Research Center, Cairo, Egypt

University of Calabria, Italy

Putra Malaysia University, Malaysia

California State University, Long Beach United States

University of Salerno, Italy