Advanced Info Service Public Company Limited 

Advanced Info Service Public Company Limited (AIS), together with its affiliated entities, delivers a broad spectrum of telecommunication and digital solutions, predominantly serving the Thai market. Its operations are structured into three primary divisions: mobile communication services, the retail of cellular devices and related hardware, and data network and high-speed internet offerings. The company maintains and operates extensive mobile phone networks across diverse frequencies, including 26 GHz, 700 MHz, 900 MHz, 1800 MHz, 2100 MHz, and 2600 MHz. Beyond its core services, AIS's portfolio extends to the distribution of mobile phones and top-up cards, alongside providing electronic money and digital payment systems. It also facilitates international calling, manages broadcasting infrastructure for television, and offers insurance brokerage services. The company further supports enterprises with IT system integration, content aggregation, outsourced billing and collection, and call center operations. Property rental, internet data center facilities, and satellite uplink-downlink services for communication are also part of its diverse activities. Additionally, it engages in the distribution of internet equipment, publishing telephone directories and advertising, providing mobile content, and offering professional training and online promotional services. Established in 1986, the company maintains its principal office in Bangkok, Thailand.