Dear participants, Thank you for participating in the International Conference on GeoInformatics for Spatial-Infrastructure Development in Earth & Allied Sciences (GIS-IDEAS) 2021. Naresuan university organizer team has conducted the GIS-IDEAS 2021 Conference Satisfaction Survey. Please find the link we attached below. https://forms.gle/exfYwW368hZahbzP6 We would like to ask all of you, especially for those who need to use the official receipt for the registration fees reimbursement with your institution, to kindly fill in the form by September 4, 2021. ** Due to the official receipt form Naresuan University cannot be processed after the event date, so please note to fill in our Conference Satisfaction Survey before 3.00pm, September 4, 2021 (Indochina time(ICT), UTC+7 ) Thank you very much for your cooperation. Best wishes, Organizers GIS-IDEAS 2021 -- *Asst. Prof. Dr. Sittichai Choosumrong* ------------------------- Ph.D (Creative Cities): Osaka City University Lecturer in Spatial DBMS, Internet and Mobile GIS Mapping, Dept. of Natural Resources & Environment; Faculty of Agriculture Natural Resources and Environment, Naresuan University, 65000 Office: +66 55 96 2753 Fax: +66 55 96 2750 Mobile: +66 91 767 2963 OSGeo Charter member 2014, Thailand. https://wiki.osgeo.org/wiki/Sittichai_choosumrong <https://wiki.osgeo.org/wiki/Sittichai_choosumrong> ■□■□■□■□■□■□■□■□■