May 17, 1969 (on Jiyou In April the first two days), the first World Telecommunication Day.

1969 17, the International Telecommunication Union, the twenty-fourth of the Administrative Council formally adopted a resolution to determine the date of establishment of the International Telecommunication Union - 17 May as World Telecommunication Day & rdquo ; and requires Member States to commemorative activities carried out in May 17 of each year from 1969 onwards. 1973 International Telecommunication Union adopted a resolution again, requires Member States to continue to carry out a variety of celebrations, various activities. In order to make the commemoration a more systematic, the annual World Telecommunication Day has a theme. China also held annually to various Memorial the telecom Day activities.