1Optimization of anticline east wing extended working line length in Pingshuo Antaibao Open-pit MineZHAO Tianyou, WU Mao1-3,72Theoretical calculation and guarantee measures of open-pit mine land time cycleHE Changbin, CHANG Yonggang, XU Chang, ZHANG Jiaquan, DENG Youran, CHEN Defu, LI Haichao, YUAN Wenjie4-73Comprehensive evaluation model for the first mining area trench position based on TOPSIS method in the open-pit mineLIN Lin8-10,144Length optimization of working line in Nalinmiao hazard control project first areaGU Dongdong, WANG Hua, HU He11-145Optimizing design of transport system in Dafeng Open-pit MineGAO Jun, LIU Junlong15-17,216Optimization of 1# uncover coal seam program in Baorixile Open-pit MineYANG Xiaowei, JIN Lei18-217Research on technical transformation scheme of dumping system in adjacent areas of open-pit mineYANG Jianbing, LV Shouping, WEI Ke22-24,288Research on the selection of external dump site in the open-pit coal mineCAO YU25-289Study on reasonable matching for truck and shovel in large-scale Open-pit Coal MineXU Hanbao29-32,3510Analysis of oil shale small particles briquetting process in Xinjiang Baoming miningZHU Wenhong, HAN Gang, LI Guang, ZHAO Hongchao, ZHANG Xiaolei33-3511Deformation failure mechanism and stability analysis of landslide area in Shanxi Open-pit MineWANG Junjie, HOU Lin36-38,4312Study on south slope western deformation area control in Shengli East No.2 Open-pit MineXUE Yingjun39-4313Slope stability analysis of loess floor dump based on the extension theoryLI Xu44-46,5014Research on deformation failure mechanism and control measures of soft rock consequent slope in Open-pit MineWANG Gang, HOU Chengheng, MIAO Haibin47-5015Application of sliding slope back analysis in the Inner Mongolia Open-pit MineLU Ning, HAN Meng51-53,5716Study on slope failure and instability mechanism under combined open-pit and underground mining modeFU Changyu54-5717South slope shape optimization research in horizontal mining area of Zhahanao'er Open-pit MineQI Limin, MIAO Zhanwei, ZONG He, ZHAO Liang58-61,6618Study on failure modes and countermeasures of end slope rock mass caving in Ha'erwusu Open-pit MineXU Chen62-6619Effect factors analysis of south end slope stability in the second mining area of Heidaigou Open-pit Coal MineZHANG Guoying, CHENG Peng67-7020Application of IBIS-M slope monitoring early warning system in Ha'erwusu Open-pit Coal MineWANG Xiangren71-74 