Entitled “FUTURE OF STM JOURNALS AND THE RESTRUCTURING OF ACADEMIC COMMUNICATION SYSTEM”, the 2nd Forum for World STM Journals, one of the most important events of The 21st Annual Meeting of CAST, is going to be held on June 29-30, 2019. Editors-in-chief and publishers of leading STM journals from China and abroad will join and share their opinions on the development of STM journals.