Case study of acid fracturing of Ordovician geothermal reservoir in Taiyun area Xingwu Feng, Ruohan Hu, Degang Xing, Qingzhong Yu, Jiawei Chen and Liping Zhang E3S Web Conf., 300 (2021) 01002 Published online: 06 August 2021 DOI: 10.1051/e3sconf/202130001002