nstall:
1) Install the APK. Install APK with omp postfix if you have multi-core device and noomp if you have single-core device or have problems with omp version.
2) Install the latest Xash3D Android from https://github.com/SDLash3D/xash3d-android-project/releases/latest.
3) Copy cstrike and... http://www.apkformod.com/cs16client-v1-0-apk/