ITU Telecom World is the largest technology and design exhibition of information and communication in the world, which was founded in 1971 and held every four years, nine such exhibitions has been held so far in Geneva, Switzerland, where the headquarters of ITU is located in., ITU felecom World is regarded as the "Olympic" in the global information and communication industry for its size and authority.

Microsoft

SAMSUNG

LG

PCCW

ACCESS

CBOSS

COMVERSE

NEC

NIT DoCoMo

SK Telecom

TD-SCDMA

TEKELEC

UT STARCOM

AlcateI-Lucent

ERICSSON

KT.KTF

FUJITSU

HUAWEI

HP

CANADIAN TELECOM

KYOCERA

MOTOROLA

HITACHI

MITSUBISHI

CISCO

SIEMENS

SHARP

ISRAEL

China unicorn

CHINA MOBILE

CNC

CHINA TIETONG

Spanish Telecom

OKWAP

iridium

LS Cable

TEXAS INSTRUMENTS

VIP Zone

ZIE

CHINA TELECOM