shenzhen kezhu information technology co., ltd. (kezhu network), founded in 1999, is a collection of software development, internet, mobile internet innovation technology development and application; investment and operation of industry portal platform,brand high-end enterprise website construction, new media marketing model development, network integrated marketing planning, mobile terminal application software development, remote project management, distance education platform, it information service, intelligent buildingand information management is equal to one of the h