China 33 Media Group Limited is an investment holding company primarily engaged in advertising and media services in Hong Kong and the People’s Republic of China. The company operates through four main business segments: printed media advertising; outdoor and digital advertising; film and entertainment investment; and prepaid card services. Its printed media advertising segment sells advertising space in magazines distributed on train services. The outdoor and digital advertising segment manages advertising spaces on billboards and LEDs in railway stations, conducts promotion campaigns in train stations, and provides online advertising through mobile applications and websites. The film and entertainment investment segment focuses on investment for profit sharing on box office revenues of movies and concerts as well as distribution of film rights and television dramas. The prepaid card segment offers prepaid card management and related services. Established in 2010, China 33 Media Group Limited is headquartered in Beijing, China. Recent company developments include strategic efforts to expand digital advertising and promotion activities tied to railway networks and enhancements in its prepaid card service offerings. The company also provides consulting and management services across its operations. China 33 Media Group Limited is listed on the Hong Kong Stock Exchange under the ticker 8087.HK.