1Tempo-spatial Rupture Process of the 1997 Mani, Tibet, China Earthquake of MS7.9Lisheng Xu, Yuntai Chen449-4592Scaling of Stress Drop and High-frequency Fall-off of Source SpectraZhongliang Wu, Yuntai Chen, P.Mozaffari460-4683Modelling the Source Dynamic Process of the 1976 Tangshan EarthquakeYongen Cai, Tao He, Ren Wang469-4774Numerical Simulation of the Dabie Orogenic Belt's Tectonic EvolutionFei Wang, Chunyong Wang, Dongning Zhang478-4865Generalized Rydelek-Sacks Test for Distinguishing Between Periodic and Random Patterns of SeismicityZhongliang Wu487-4946Present-day Tectonic Stress in the East China Sea Region and Its Possible OriginZhonghuai Xu, Guoqing Xu, Shaowu Wu495-5017Evolution Characteristics of Quaternary Tectonic Stress Field in the North and East Margin of Qing-Zang (Tibet) PlateauFuren Xie, Shimin Zhang, Suqin Dou, Xiaofeng Cui, Saibing Shu502-5128Preliminary Research to Determine Stress Districts From Focal Mechanism Solutions in Southwest China and Its Adjacent AreaXiaofeng Cui, Furen Xie513-5229On the Generation of Deep Focus Earthquakes in Subduction ZonesJieyuan Ning, Shaoxian Zang523-53210Crustal Structure in the Dabieshan UHP Metamorphic Belt and Its Tectonic ImplicationChunyong Wang, Hai Lou, Fei Wang533-54411Current Crustal Motion and Deformation in the China Continent and Its Surrounding Area Determined From GPS DataYun Wu, Ping Shuai, Shuoyu Zhou, Xiaojun Qin, Shunying Shi, Qianjin Deng545-55312Strong Earthquake Activity All Orer the World and Strong-Moderate Earthquake Activity Within and Near China (April~May, 1999)554