Main Attractions: 1. Famous professor as Keynote Speaker Prof. M. R. Riazi, from Kuwait University, Kuwait More distinguished keynote speakers are to be added. 2. Academic Visit There will be a half-day academic visit and half-day tour in Bangkok on May 3, 2019. 3. Publication and index Accepted and registered papers will be published in: Special Issue: International Journal of Oil, Gas and Coal Technology (IJOGCT) which can be indexed by Thomson-Reuter (Science Citation Index); International Journal of Chemical Engineering and Applications (IJCEA) which can be indexed by Chemical Abstracts Services (CAS), Ulrich's Periodicals Directory, CABI, DOAJ, Electronic Journals Library, Google Scholar, Engineering & Technology Digital Library, ProQuest, and Crossref.