(Generally, Android user programs are developed using Java, and have the ability to run directly in Android. When developing low-level Android related applications, it is often necessary to use C/C . For example, the WebServer and SocketFramework used in the LTEMIFI project are developed using C/C , so we encounter the problem of how to move C/C user programs in Android, This article will introduce in depth how to directly move the C/C based application to the Android system. This document includes the following annexes:)