History
Begin 1677 collect call number service
Begin 1688 directory number service
Begin Manicall service
Achieve initial surplus after business opening
Begin Syaphone service
Complete western branch office building construction
Complete company building construction of Onse Telecom
Open Onse Telecom Busan internet data center and internet plaza
Listed Sejong Telecom on KOSDAQ
Begin long-distance call (083) service
Complete the building construction of Onse Telecom’s Busan branch
Begin Korea’s first communication service between south north Korea
Complete Yeoju satellite earth station
Begin Onse internet phone service (00365)
Begin international call 008 service
Confirm identification number of international call as 008
Obtain the right for international call business
Complete the establishment of corporation
Change the name of company from Korea Global Telecom to Onse Telecom
Create a single consortium composed of 8 groups, organize Korea Global Telecom Co., Ltd. (tentative name)
Establish corporation