Yan Hu, University of Science and Technology of China, School of Earth and Space Sciences, Hefei, China, Min Wang, Institute of Geology, China Earthquake Administration, Beijing, China, Bin Zhao, CEA, Wuhan, China, Mingruo Jiao, Liaoning Earthquake Administration, Shenyang, Liaoning Province, China and Kelin Wang, Geological Survey of Canada, Pacific Geoscience Centre, Sidney, BC, Canada