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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.〔Job TopGun,() Advanced Info Service PLC. ,〕 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.〔(AIS corporate website ), click on "About AIS", "Company profile", and then "1990"〕 Followed by acquiring Shinawatra Paging in June 1992. The highly profitable company is controlled by the Intouch plc (formerly Shin Corporation), headed by Temasek Holdings, a Singapore government owned agency. AIS is listed on the Stock Exchange of Thailand on .〔(【引用サイトリンク】url=http://www.set.or.th/set/companyprofile.do?symbol=ADVANC )〕 As of 23 December 2011, InTouch plc holds 40.45% of the total shares of the company and Singapore Telecommunications (also majority held by Temasek together) together with Thai Trust Fund and OCBC Nominees holds a 23.32% stake.〔(【引用サイトリンク】url=http://investor.ais.co.th/FileUpload/Editor/DocumentUpload/WebContent/Annual%20Report/2011/AIS_En2011.pdf )〕〔(【引用サイトリンク】url=http://www.nationmultimedia.com/business/Shin-to-sell-more-of-AIS-to-Singtel-30169413.html )〕〔(【引用サイトリンク】url=http://www.set.or.th/set/companyholder.do?symbol=ADVANC )〕 Temasek bought AIS brand through the 2006 acquisition of the Shin Corporation from the ousted former Prime Minister Thaksin Shinawatra. In February 2014, in a conflict opposing and the People's Democratic Reform Committee and the Shinawatra, the PDRC called for a company boycott, wrongly believed to be owned by the Shinawatra family. ==Subsidiaries== *Advanced Contact Center Company Limited (ACC) - Operate AIS Call Center 1175 and 1148 *Advanced Datanetwork Communications Company Limited (ADC) - Provide Online Data Communication service via telephone lines under the name "Datanet", licensed by TOT *DataNetwork Solutions Company Limited (DNS) - Provide Online Data Communication service via telephone lines under the name "Datanet"in the provincial area. * mPay payment processing and e-wallet service. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Advanced Info Service」の詳細全文を読む スポンサード リンク
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