CHIEF Telecom (Hong Kong) Limited (“CHIEF (HK)”) was established by CHIEF in 2003. CHIEF (HK)  engages mainly in internet communication and internet data center (“IDC”) service. On August 20, 2009,  the stockholders of CHIEF (HK) resolved to dissolve CHIEF (HK). CHIEF (HK) completed the liquidation  procedures and obtained the required approval from local government on September 24, 2010.  Chief International Corp. (“CIC”) was established by CHIEF in 2008. CIC engages mainly in internet  communication and internet IDC services.  Chunghwa System Integration Co., Ltd. (“CHSI”) was incorporated in 2002. CHSI engages mainly in  providing communication and information integration services. Chunghwa acquired 100% shares of CHSI in  December 2007.  Concord Technology Co., Ltd. (“Concord”), a subsidiary of CHSI, was incorporated in 2006. Concord  engages mainly in investment activities.  Glory Network System Service (Shanghai) Co., Ltd. (“GNSS (Shanghai)”), a subsidiary of Concord,  was incorporated in 2006. GNSS (Shanghai) engages mainly in planning and designing of systems and  communications and information integration services. On March 20, 2009, the stockholders of CHSI resolved  to dissolve GNSS (Shanghai). On July 23, 2009, the board of directors of GNSS (Shanghai) revoked the  original resolution of dissolution. GNSS (Shanghai) is still operating as of December 31, 2010.  Chunghwa Telecom Global, Inc. (“CHTG”) was incorporated in 2004. CHTG engages mainly in international  data and internet services and long distance call wholesales to carriers. Chunghwa acquired 100% shares of  CHTG in December 2007.  Donghwa Telecom Co., Ltd. (“DHT”) was incorporated in 2004. DHT engages mainly in international  telecommunications, IP fictitious internet and internet transfer services. Chunghwa acquired 100% shares of  DHT in December 2007.  Spring House Entertainment Inc. (“SHE”) was incorporated in 2000. SHE engages mainly in network  services, producing digital entertainment contents and broadband visual sound terrace development. SHE was  an equity method investee before Chunghwa obtained control interest over it in January 2008.  Chunghwa established Light Era Development Co., Ltd. (“LED”) in January 2008. LED engages mainly in  development of property for rent and sale.  Yao Yong Real Property Co., Ltd. (“YYRP”) was incorporated in 2002. YYRP engages mainly in real estate  management and leasing business. LED acquired 100% ownership interest of YYRP on March 1, 2010.  Chunghwa established Chunghwa Telecom Singapore Pte., Ltd. (“CHTS”) in July 2008, CHTS engages  mainly in telecommunication wholesale, internet transfer services, international data, long distance call  wholesales to carriers and the world satellite business.  Chunghwa established Chunghwa Telecom Japan Co., Ltd. (“CHTJ”) in October 2008. CHTJ engages mainly  in telecommunication business, information processing and information providing service, development and  sale of software and consulting services in telecommunication.  InfoExplorer Co., Ltd. (“IFE”) was incorporated in 2008. IFE engages mainly in information system planning  and maintenance, software development, and information technology consultation services. Chunghwa  acquired 49% shares of IFE on January 5, 2009 and has control over IFE by obtaining half of seats of the  board of directors of IFE on January 20, 2009.  InfoExplorer International Co., Ltd. (IESA) was established by IFE in 2010. IESA will engage mainly in  international investment activities and have not yet begun operation as of December 31, 2010.  F-17