CasicSmartWell / app / src / main / res / xml / file_paths.xml

<?xml version="1.0" encoding="utf-8"?>
<paths>
    <!--name是临时分享路径-->
    <external-files-path
        name="apk"
        path="Android/data/com.casic.app.smartwell/files/Download" /><!--文件真实路径-->
</paths>