Original development
Development studios
▪ Naontech 2001-2004
▪ Gtube, DQ Technology, BMSoft 2003-2007
▪ Gameforge 4D 2007-2008
Publishers
▪ Korea Telecom 2001-2007
▪ Ontang 2008
References
https://gitlab.com/fhx-public/fhx-documentation/-/blob/main/01_History.md?ref_type=heads