AIS Network Thailand

AIS Network Thailand

Advanced Info Service Public Company Limited is Thailand’s largest GSM mobile phone operator with 35 million customers as of March 2013. Founded in April 1986, AIS started off as a computer rental business. In October 1990, it launched analog 900 MHz mobile phone services with a 20 year monopoly concession from the Telephone Organization of Thailand, and later became the first company allowed to operate on the GSM 900 frequency. Followed by acquiring Shinawatra Paging in June 1992.

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