AIS is Thailands leading mobile phone operator and a subsidiary of Shin Corporation which is part of Temasek Holdings, predominantly owned by Government of Singapore. AIS launched a GSM 900 service as early as 1990.

Headquarters: Bangkok, Thailand

Type of  wireless networks and frequencies AIS operates on:

• GSM 900 and 1800
• EDGE+ /GPRS

Subscribers: 31 Million

Website: ais.co.th

Mobile equipment brands marketed by AIS:

• Blackberry
• Apple iPhone
• Samsung
• HTC
• Nokia
• LG

Countries around the world where the AIS brand is present:

• Thailand