文件说明：
1.LIBS 为需要依赖的jar,arr,so等文件
2.UHFSDK为UHF模块的功能介绍和用法
3.APKTEST提供测试用的APK
4.Project为示例Demo的源码

Document introduction：
1. LIBS is the jar, arr, so and other files that need to be relied on
2. UHFSDK is the function introduction and usage of UHF module
3. APKTEST provides APK for testing
4. Project is the source code of the sample demo