**About the Editors**

#### **Shengrong Xie**

Shengrong Xie, male, Han nationality, member of the Communist Party of China, born in Nanjing, Jiangsu Province, in January 1981, is currently a Deputy Secretary, Professor, Doctor and Yueqi young scholar at the Department of Mining Engineering, School of Energy and Mining Engineering, China University of Mining and Technology (Beijing). Xie is mainly engaged in resource mining theory and technology, mine pressure and rock strata control, mine disaster prevention theory and technology research and teaching work. Xie has overseen nearly 30 projects of the National Natural Science Foundation of China, the Youth Foundation of the National Natural Science Foundation of China, and key projects of the National Natural Science Foundation of China, and won two first-class prizes and eight second-class prizes for scientific and technological progress at the provincial and ministerial level, applied for / authorized more than thirty national invention patents, published three books and one textbook. More than 100 of Xie's papers have been published in the *Journal of China Coal Society*, *Chinese Journal of Rock Mechanics and Engineering*, *International Journal of Mining Science and Technology*, *Tunnelling and Underground Space Technology*, *Scientific Reports*, *International Journal of Coal Science and Technology*, among which more than 50 papers are published with Xie as the first author/correspondent author SCI or EI.

#### **Dongdong Chen**

Dongdong Chen is male, from Suzhou, Anhui Province, a party member, postdoctoral fellow, postgraduate tutor, associate professor, and an outstanding doctoral graduate in Beijing. Chen is mainly engaged in the research and teaching about roadways surrounding rock control, stope rock slab structure fracture theory, coal mining and mine disaster prevention. As the person in charge, he has overseen more than ten projects of National Natural Science Foundation for Youth Fund, China Postdoctoral Fund Special Project, China Postdoctoral Fund General Project, National Natural Science Foundation Sub-projects and Horizontal Projects. As the person in charge, he has completed dozens of sub-projects of the key projects of the National Natural Science Foundation, and horizontal projects entrusted by enterprises (four of which have reached the international leading level). He has won two first prizes for provincial and ministerial level scientific and technological progress and ten second and third prizes; four monographs; and he has authorized more than 50 national patents (more than 30 first inventors), one patent invention award, and nearly one million yuan for patent transformation (presiding). As the first author/correspondent, he has had 47 SCI/EI papers published in important academic journals such as *Journal of Rock Mechanics and Engineering*, *IJCST*, *TUST* and *RMRE*.
