ChinaCache (Chinese: 藍汛) is a provider of Internet content and application delivery services in China. It was founded in 1998 by Song Wang. Through its 3-tier Internet ecosystem, ChinaCache also offers Internet data center management, Internet Exchange operations and cloud hosting services. ChinaCache's network is interconnected with those operated by the three dominating telecom carriers (China Mobile, China Unicom, China Telecom) and local Internet service providers in China.