Korea National
Oil Corporation
Ministry of Land, Infras-
tructure and Transport
Korea Highway
Corporation
Korea Cadastral Survey
Corporation
Korea Railroad Research
Institute
Batam Indonesia
Free Zone Authority
Korea Telecommunications
Operators Association
Ministry of Gender
Equality and Family
Seoul Metropolitan
Government
SUNDOSOFT
KT
KT Hitel
WEBFRAME
G&T SOLUTION
Hy&H
TOCONET
GR Telecom
Story Place & Human