China Mobile Limited is an investment holding company principally engaged in telecommunication and related businesses. Its main businesses include Mobile businesses, Wireline Broadband businesses and Internet of Things (IoT) businesses. Mobile businesses include two categories of services. Voice services include local calls, domestic and international long distance calls, roaming services and voice value-added services. Data services include short message services and multimedia message services, wireless data traffic services and application and information services, such as Mobile Music, Mobile Reading and Mobile Video, among others. Wireline Broadband businesses include the provision of wireline broadband and related services. The Company also provides customer services, including phone bill enquiry, among others. The Company mainly operates businesses in Mainland China.