ITU-T has a permanent secretariat, the Telecommunication Standardization Bureau ( TSB ), based at the ITU headquarters in Geneva, Switzerland.
2.
Mr Zhao was elected Director of ITU Telecommunication Standardization Bureau in Minneapolis, USA in 1998 and re-elected for a second term in Marrakech, Morocco in 2002.
3.
"In developing countries, including many African countries, some 60 to 70 percent of total revenues from international telephone traffic come from outgoing calls, " said Bernard Rouxeville, chairman of ITU's Telecommunications Standardization Bureau.
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From 1986 to 1992, Mr Zhao was a senior staff member in what was then the International Telegraph and Telephone Consultative Committee ( known under its French acronym CCITT ), and from 1993 to 1998 in ITU s Telecommunication Standardization Bureau, TSB.
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