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About Us History

1998

May
Prism Communications Co., (Prism) established.

1999

February
KDDI corporation invests 200 million dollars. (The first foreign invested VAN provider )

May
Telecommunication service for enterprises starts

2000

March
8.2 billion Won internal capital investment in existing business expantion and new business development.

November
6 companies such as Softbank Ventures additionally invests 6.5 billion Won in IDC business
3rd generation data center "Intelligence Center" opens.

2001

January
Recognized as a corporate research institute

March
Official register by Ministy of Finance .
Doosan group company invests 10 billion Won

April
"Intelligence Center" is selected as the IDC provider for “B2B e-grand consortium”

June
Prism is selected as Best-Selling Product of Digital TIMES of first half 2001

September
A strategic partnership with MicroSoft on online education and technical support.

December
"Intelligence Center" is selected as a reccomended IDC product of 2001 at Electronics News Paper.

2002

March
Win IT diagnose and consulting project "Teghyo".

June
Receives customer satifaction award of Best-Selling Products of Digital TIMES of first half 2002
KDDI Korea data center is selected as a reccomended IDC product of 2002 at Denshi News Paper.

December
Win "The first information protection award" hosted by Ministry of Information and Communication

July
Receives the security certification BS7799.

2003

December
Prisim concludes a contract of transfer of core system with Doosan

July
Prism and trend micro Korea opened dedicated computer virus infection prevention center

March
A disastery recovery drill is conducted.

February
Hosts1.25 security conference for compromising into Internet

2004

May
Woongjin IT diagnosis consulting service starts

October
VoIP service starts

December
Concludes IT outsoucing contract with Doosan

2005

March
INMARSAT service starts

2006

September
Call Center service starts

2008

January
GPEN(Global Powered Ethernet) service starts

November
Win IPT construction project with Korean citi bank

December
Revenue of KDDI Korea exceeds 30 billion Won.

2009

June
Prism is merged with KDDI Korea.
TELEHOSE SEOUL business development

2011

December
Revunue exceeds 55 billion Won

2012

June
Build VQMS to improve Voice service

August
Inmarsat VSAT, BGAN and International call application service started.

September
IP-VPN Ethernet Node building project

2013

July
Global Network VPLS(Virtual Private LAN Service) starts

September
Centrex system is installed to stabilize VoIP quality

December
Revunue exceeds 70 billion Won

2014

May
Public research service starts

September
Build Soft Switch system to stabilize Voice service quality

December
Changed the finance year-end from 31st December to 31st March.

2015

April
Concluded ASP service contract with Korea ACE fire insurance call center

2016

October
data center "Mapo Center" opens.

2018

March
MVNO service starts

2020

October
Simple Call Center service starts