用于SIM卡开发学习的基本文档，了解卡片文件结构，安全机制等-For the SIM card development learning basic documentation for the card file structure, security mechanisms

自己写的 关于安卓手机的 一些安全软件的竞品分析的思维导图。由于PUDN无法选择思维导图各种的文件，就选择了CHM文件，望理解。该文件需要Xmind软件打开，谢谢！-Write your own phone number on the Android security software Competitive Analysis of Mind Mapping. Since PUDN not choose from a variety of documents mind map, chose CH