Tianji is China's leading social networking service dedicated to business networking for professionals. The Tianji Graph API is a simple way to bring a professional social context to websites, applications and services. Each object on Tianji has a unique ID which can be used to call the information attached to it including any relationships or connections that exist between the objects. An object might be a member, an event or a job and connections might be professional relationships, shared articles or newsfeed comments. The API uses HTTP calls and responses are formatted in JSON and XML.