Advanced Info Service Public Co., via its subsidiaries, is engaged in the operation of a 900 MHz cellular telephone system, the acting as a service provider of online data communications service via telephone land lineand optical fiber and service provider of call center and service provider of digital mobile phone network; distributor of cash card business; service provider of electronic payment and cash card; service provider of international telephone service/gateway; andservice provider of cellular telephone network in 2.1-GHz and 1800MHz frequency. As of Dec 31 2015, Co. had three segments: mobile phone and call center services; mobile phone sales; and datanet and broadband services.

KDDI is a telecommunications company. Along with its affiliates, Co. operates in four principal business segments: personal, value, business, and global. Co. is engaged in the sale of mobile handset; and the provision of mobile telecommunication services under "au" brand name, Internet contents, settlement service, and electronic money service for individual customers. Co. offers information and communication technology ("ICT") solution services and data center services for domestic corporate customers, overseas companies and individual customers. Co. is also involved in the call center business, the research and technological development, and the telecommunication facilities maintenance.

KT is a provider of telecommunications services in the Republic of Korea (the "ROK", South Korea). Co. provides telephone services, Internet phone services, mobile phone services, Internet services and Internet protocol television services. Its telephone services include local, domestic and international long-distance fixed-line telephone services. Its Internet phone services include voice over Internet protocol services. Its mobile phone services include mobile telecommunication services and third generation mobile phone telecommunication services. Its Internet services include fiber to the home services.

NTT DOCOMO is a mobile telecommunications carrier. Co. has three operating segments. The telecommunications segment includes mobile phone services (LTE(Xi) services and FOMA services), optical-fiber broadband service, satellite mobile communications services, international services and the equipment sales related to these services. The smart life segment includes video and music distribution, electronic books and other services offered through DOCOMO's "dmarket" portal, as well as finance/payment services, shopping services and various other services. The others segment primarily includes "Mobile Device Protection Service," as well as development, sales and maintenance of IT systems.

Rakuten is mainly engaged in the Internet-related business. Along with its affiliates, Co. operates in two business segments. The Internet Services segment is engaged in the operation of electronic commerce sites, including an Internet shopping mall "Rakuten Ichiba," an online cash back site, a travel booking site, portal sites and digital contents sites; the sale of advertising on Co.'s sites; the provision of messaging and communication services; and the management of a professional baseball team "Tohoku Rakuten Golden Eagles." FinTech segment is engaged in the provision of Internet banking services and online securities trading services, and the credit card and life insurance businesses.

True Corporation Public Company Limited is a Thailand-based integrated communication solution provider. The Company and its subsidiaries categorize the business into three segments: online segment, which is the provision and installation of fixed line services including public telephones and related value-added services, data services, multimedia services, broadband services and Internet services; wireless segment, which is the provision of cellular telephone services, resale of 3G services using high-speed packet access (HSPA) technologies, network equipment rental, mobile services and sales of handsets and accessories, and pay television (Pay-TV) segment, which is the provision of pay television services both via cables and satellite platforms, rental and trading of related equipment and other related services to the pay television business, advertising sale and agency.