firedragon852 writes: The world's largest mobile operator, China Mobile, spent two years developing the OPhone mobile platform. The OPhone is a linux-based terminal software platform for mobile internet. OPhone SDK is a Software Development Kit designed for OPhone platform. It includes OPhone API, OPhone emulator, development tools, sample codes and sdk documentation. OPhone SDK is compatible with Android SDK, so developers can use both OPhone API and Android API to develop OPhone applications.