<paths>
    <!-- 这个下载路径也不可以修改，必须为com_qq_e_download -->
    <external-cache-path
        name="gdt_sdk_download_path1"
        path="com_qq_e_download" />
    <cache-path
        name="gdt_sdk_download_path2"
        path="com_qq_e_download" />
</paths>