China Mobile Limited is engaged in the provision of telecommunications and related services. The Company offers certain Internet-related services, including mobile Internet, digital services, and certain applications and information services. The Company's businesses primarily consist of voice business and data business. The Company's voice business includes voice usage services and voice value-added services. The Company's data businesses include short message services, multimedia message services, wireless data traffic services, wireline broadband services, and applications and information services. The Company provides a range of mobile services in over 30 provinces, autonomous regions and directly-administered municipalities in Mainland China, as well as in Hong Kong. The Company's mobile customers include approximately 833.9 million. It supports transmissions using the second generation standard, third generation standard and fourth generation standard.