Competent Authorities：China Association for Science and Technology

Sponsored by：Geological Society of China; National Research Center for Geoanalysis

Address：No. 26 Baiwanzhuang Road, Xicheng District, Beijing 100037, China Email：ykcs_zazhi@163.com Tel：010-68999562

京公网安备 11010202008159号 京ICP备2022024991号