1. Associate Professor, Civil and Structural Engineering Dept., Hong Kong Polytechnic Univ., Hunghom, Hong Kong, PRC.
2. Associate Professor, Shijiazhuang Railway Institute, Shijiazhuang, Hebei, PRC.
3. Research Fellow, Civil and Structural Engineering Dept., Hong Kong Polytechnic Univ., Hunghom, Hong Kong, PRC.
4. Professor, Civil and Structural Engineering Dept., Hong Kong Polytechnic Univ., Hunghom, Hong Kong, PRC.