Advanced Info Service Public Company Limited is a Thailand-based digital life service provider. The Company operates through three segments: mobile phone and call center services, mobile phone sales, as well as datanet and broadband services. The Company is engaged in the operation of a 900 megahertz (MHz) cellular telephone system as the operator, the operation of a data kit virtual circuit switch as the operator, the operation of an 1800 MHz cellular telephone system as the operator and the operation of a 2.1 gigahertz (GHz) cellular telephone system as the operator. The Company offers voice calls, mobile Internet, online gaming, social networking, online home entertainment, connectivity and digital content. The Company offers communication solution, monitoring and tracking solutions, vertical solutions, information technology (IT) solutions and marketing solutions. It offers services for government, system integrator (SI), transportation, trading and manufacturing, among others.