Chunghwa Telecom Co., Ltd. provides integrated telecommunication services primarily in Taiwan. It offers domestic fixed communications services, including local and domestic long distance telephone, broadband access, local and domestic long distance leased line, multimedia-on-demand (MOD), Wi-Fi, and domestic data services; mobile communications services comprising mobile, paging, information and communication technology, corporate solution, and bill handling services; Internet, data communication, Internet data center, and other Internet services; international fixed communications services that comprise international long distance telephone, international leased line, international data, satellite, and other services, including the provision of interconnection of its fixed line network and mobile network with other operators; and ICT services, such as cloud computing. The company also sells mobile handsets and data cards; and leases real estate properties. It primarily serves small and medium-sized enterprises, and large corporations. As of December 31, 2011, its transmission networks consisted of approximately 1.32 million fiber kilometers of fiber optic cable for trunking and approximately 4.19 million fiber kilometers of fiber optic cable for local loop; domestic public switched telephone network consisted of 19 message areas; and Internet access network had 33 points of presence, approximately 1,808 dial-up ports, approximately 5,518,000 broadband remote access server ports, and a bandwidth of approximately 1,740 Gbps. It also had 3,168 frame relay ports, 150 X.25 ports, 2,686 asynchronous transfer mode ports, and approximately 66,655 multi protocol label switching Internet protocol virtual private network virtual ports. It provided ADSL and FTTx services to 4.5 million customers; local telephone services to approximately 12.08 million customers; and MOD services to 1.05 million customers. The company was founded in 1996 and is headquartered in Taipei, Taiwan.