1Post-Earthquake Direct Economic Loss Assessment Model Based on PSO-Optimized ELMCHEN Shaojin, ZHAI Dulin, ZHOU Hao, JIANG Ying, LIU ZiweiResearch on Earthquake Risk1-72Research on the Application of Refined Service Products for Earthquake Disaster Damage Pre-assessment InformationFAN Zhiwei, WEN Chao, LIU Jiajia, LIU Xiaodan, YANG Fan, WANG XiaoshanResearch on Earthquake Risk8-153Earthquake Risk Assessment in Zhaotong,Yunnan Province Based on the 1 km Grid CellHE Shifang, ZHAO Zhengxian, ZHANG Fanghao, CAO YanboResearch on Earthquake Risk16-264Investigation and Analysis of Seismic Performance of Buildings around Earthquake Fault Zone in Cangzhou Urban AreaLIU Long, LIU ZhihuiResearch on Earthquake Risk27-375The Evaluation Models of Injuries and Deaths of Earthquake Disasters Based on the Terrain Factors in Yunnan ProvinceXI Congwang, YUAN Zhixiang, HUI Shaoxing, YAN WenhuaResearch on Earthquake Risk38-436Study on the Application of UAV High Definition Image Data in the Investigation of Seismic Capacity of BuildingsWEN Chao, FAN Zhiwei, LIU Xiaodan, WANG Xiaoshan, YANG FanResearch on Earthquake Risk44-487Investigation and Analysis on Seismic Performance of Village Houses in Kuancheng County,Chengde PrefectureYANG Donghui, WANG Jianlong, WANG Jiaqi, LI Wenjun, YU Yanhong, JIAO Chengli, ZHOU JianqingResearch on Earthquake Risk49-558Seismic Risk Calculation and Data Processing in the Survey of Earthquake Disaster RiskSHAO Lei, HU GangAlgorithms-Examples and Big Data56-60,1069Design and Implementation of Digital Display Software for Earthquake Precursor StationDING Cheng, CHANG Yuzhu, JU Yong, SUN GuichengAlgorithms-Examples and Big Data61-6510Comparative Analysis of P2PSand and Finn Constitutive Model in Liquefaction Simulation of Earth-rock Dam in ReservoirNIU Jindi, ZHANG Xiwen, QIU Yu, HU Ping, CHEN ZijunSeismic Hazard-Disaster Prevention and Risk Management66-7111Influencing Factors of Variable Damping Ratio Response Spectrum of Shallow Buried Subway Station StructureZHANG Yahui, GUO Weiwei, XU Qiang, FAN HaoboSeismic Hazard-Disaster Prevention and Risk Management72-7812Analysis of Seismic Response of Steel-concrete Combined Wind Power Tower Tube in Different EnvironmentsZHANG Lei, ZHANG Xuan, WANG Hao, JIN Hanjie, LIU XinranSeismic Hazard-Disaster Prevention and Risk Management79-8313Probabilistic Seismic Hazard Analysis Based on Three-dimensional Fault Source——Taking the Mabian-Yanjin Fault as an ExampleKONG Jun, ZHANG MengEarthquake Case-Monitoring and Basic Research84-9114Rapid Determination of Rupture Directivity of the Tangshan M5.1 Earthquake,12 July 2020 in Hebei ProvinceYANG Yanming, FAN Qiang, WANG Lei, HUANG Ruibin, JIA Junpeng, JIA YanjieEarthquake Case-Monitoring and Basic Research92-10115Tracking Research on Multiple Distortion of Water Temperature in Yongqing WellWANG Yan, MA Lijun, ZHANG Na, LV Wenqing, WANG HuifangEarthquake Case-Monitoring and Basic Research102-106