DaeHyun Sung
studioego
LibreOffice,GNU,KDE,GNOME, etc, Korean Open Source Contributor,Translator. My Mother tongue is Korean(한국어)My hobby's Learning Languages(English,漢語/汉语,日本語)
Lablup Seoul[서울,ソウル,首爾,首尔], Korea(Republic of Korea).
Hyung-Gyu Ryoo
hgryoo
Open-source software developer interested in DBMS, 3D GIS and Geo-spatial intelligence
@CUBRID Seoul, South Korea