ChinaCache International Holdings Ltd., an investment holding company, through its subsidiaries, provides Internet content and applications for businesses, government agencies, and other enterprises in mainland China, other Asian countries, the United States, and Europe. It offers media streaming services; application services for websites that incorporate applications that have dynamic features, such as on-line booking and ordering, real-time stock quotes, and on-line surveys; and managed Internet data services to meet customers’ needs for content and application delivery, network infrastructure, and network security. The company also provides CDN Security Solution, an online security service to prevent or reduce the security attacks against online businesses and origin data, including distributed denial-of-service attacks, web application attacks, web crawler attacks, malicious access, and others; file transfer services; Internet exchange services for Chinese internet enterprises; and cloud infrastructure development services. It serves clients in media and entertainment, enterprises, e-commerce, gaming, academia, travel, software delivery, Internet and software services, and mobile Internet industries. The company was founded in 1998 and is headquartered in Beijing, China.