原生归属地工具

本工具只支持4.4, 4.3, 4.2.2 google原生系统
本工具需要系统已ROOT，未ROOT的用户请不要尝试。添加归属地数据库将会修改ROM文件，所以会影响以后的系统升级，本工具会在SDCARD下面生成extbackup文件夹，保存使用本工具之前的原生文件。另外本工具不能100%保证添加数据库后系统能正常启动，所以在使用本工具之前请做好备份工作。 This tool only supports 4.4, 4.3, 4.2.2 google native system
This tool requires the system has ROOT, ROOT users are not, please do not try. Add attribution to the database will be modified ROM file, so the system upgrade will affect the future, this tool will generate extbackup folder SDCARD below, use this tool to save native files before. In addition the tool can not guarantee 100% after adding a database system to start properly, so before using this tool, please make a backup job.