Research progress of shale oil in Jiyang continental faulted basin oleh LI Junliang, LIU Huimin, WANG Yong, ZHANG Kuihua, ZHOU Guangqing, LI Zheng, WANG Weiqing, FANG Zhengwei, ZHANG Shun, LIU Xinjin, LIU Peng, ZHANG Zilin, WEI Xiaoliang