Associate Professor, Department of Geomatics, National Cheng Kung University, August 1, 2002–Present

Assistant Professor, Department of Surveying Engineering, National Cheng Kung University, March 21, 1997–August 1, 2002

Lecturer, Department of Surveying Engineering, National Cheng Kung University, August 1, 1996–March 21, 1997

Research Assistant, Department of Surveying Engineering, National Cheng Kung University

Research Assistant, Institute of Photogrammetry and Cartography, Darmstadt University of Technology (TU Darmstadt), Germany, April 1, 1992–December 31, 1993

Photogrammetry
Signal Processing and Analysis
Computer Vision
Image Recognition
Spatial Information System
Remote Sensing
Automated Cartography
Theory and Applications of Wavelets
Radargrammetry
LiDAR

Fundamental Theory and Applications of Wavelets
Fundamental Principles and Applications of SAR
Photogrammetry
Photogrammetry Exercise
Engineering Mathematics (2)
Engineering Surveying