Welcome to the official website of the 2018 4th International Postgraduate Conference on Engineering, Science and Technology (IPCEST 2018), which will be held during 03-05 April 2018 in Hatyai, Thailand. This conference to provide a platform for postgraduate from all over the world to present their research results, development activities and share their experiences, new ideas, and research results about all aspects of Engineering, Science and Technology besides discuss the practical challenges encountered and the solutions adopted. * Author need to choose one journal OPTION 1 - ERA Journal All accepted IPCEST 2018 paper will be published in World Applied Sciences Journal (WASJ) (online issue ISSN: 1818-4952) (ERA, EBSCO inc.. CABI, CSA, FSTA, DOAJ, e-journals Database, IndexCopernicus) OPTION 2 - Scimago Q4 Journal (H Index 13) All accepted IPCEST 2018 papers will be published in the Journal of Applied Science Research (JASR) (Google Scolar,Ulrich Periodicals, Ebsco Host, DOAJ) ISSN: 1819-544X. OPTION 3 - Peer Review Journal All accepted IPCEST 2018 paper will be published in Journal of Industrial Engineering Research (JIER) (ISSN:2077-4559) (Peer Review Journal) OPTION 4 - ISI Journal Web of Science All accepted IPCEST 2018 papers will be published in the Science International Journal (SI) ISSN: 1013-5316 OPTION 5 - ISI Journal Web of Science ™ Core Collection ​(Thomson Reuters: Emerging Sources Citation Index) All accepted IPCEST 2018 paper will be published in International Journal of ADVANCED AND APPLIED SCIENCES (IJAAS) EISSN: 2313-3724 (online issue) Print ISSN:2313-626X (ISI Journal, Emerging Sources Citation Index, Google Scholar, DOAL, DRJI, Research Bible, Iran Journal) or other ESCI Journal based OPTION 6 - Scopus Journal All accepted IPCEST 2018 paper will be published in International Journal of Applied Engineering Research (IJAER) ISSN of 0973-4562 or other Scopus Journal based OPTION 7 - Scopus Journal All accepted IPCEST 2018 paper will be published in Journal of Engineering and Applied Sciences (JEAS) ISSN: 1816949X (Scopus Journal) or other Scopus Journal based One Best Presenter Award will be selected from each oral session. The Certificate for Best Presenter award will be awarded during presentation session on April 04, 2018.