Zhang Xinguo

Beijing Mobile Communication Co. Ltd. provides mobile communications services. It provides an open communications platform for service providers. The company is headquartered in Beijing, China

China Mobile Communications Group Co., Ltd. provides basic telecommunications services. It also offers value-added telecommunications, Internet audiovisual programs, mobile television distribution, and Internet protocol television transmission services. Its business activities include radio and television program production and operation, management of system integration, roaming settlement and clearing, technology development, technical services, and advertising. The company was founded on July 22, 1999 and is headquartered in Beijing, China.

GSM Association functions as a association representing interest of mobile operators. It offers programs and advocacy initiatives including future networks, identity, and internet of things, industry purpose, mobile for development, spectrum and the mobile economy. The company was founded in 1982 and is headquartered in London, the United Kingdom.

China Mobile Communication Co., Ltd. is a mobile communication company in China. It is mainly engaged in mobile communication and related business

Union Mobile Financial Technology Co., Ltd. engages in the provision of payment business for nationwide internet payment, mobile phone payment, and bank card acceptance. Its products include mobile payment, internet payment, offline card acceptance, fund payment, micro payment, fund management solution, financial information service, data usage, solutions for merchants, cloud service, cross-border payment, international information service, and value-added solution. The company was founded on August 15, 2003 and is headquartered in Beijing, China.

China Mobile Group Beijing Co., Ltd. engages in the provision of mobile telecommunications services. It offers services such as phone communication services including voice, data, and multimedia, internet access, internet network design, and others. The company was founded on August 28, 1999 and is headquartered in Beijing, China.

Beijing Telecommunications Administration Bureau provides telecommunication services and is ultimately controlled by the Government of China. The company is based in Beijing, China.

MDC Telecom Co., Ltd. (MDC) founded in April 2001 in Beijing, a leading provider of communications assistants and converged communications service provider. It has always been committed to providing people with a new communication platform and application services, and through outstanding service and tireless efforts to improve people's everyday communication efficiency, and create a new communication experience.

China Electronics Corp. provides digitalization and network security services. Its business activities include network security, new display, integrated circuits, high-tech electronics, and information services. The company was founded on May 26, 1989 and is headquartered in Beijing, China.