Main Attractions:1. Famous professor as Keynote SpeakerProf. M. R. Riazi, from Kuwait University, KuwaitMore distinguished keynote speakers are to be added. 2. Academic VisitThere will be a half-day academic visit and half-day tour in Bangkok on May 3, 2019. 3. Publication and indexAccepted 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.