设备兑换延保显示绑定不够30天，怎样查询设备绑定日期
<div class="details_tzxqbox_app"><p>查询设备绑定日期如何操作</p><br><img src="https://img2cdn.clubstatic.lenovo.com.cn/pic/26417967611879/600"><br><img src="https://img2cdn.clubstatic.lenovo.com.cn/pic/26417967621067/600"><br><img src="https://img2cdn.clubstatic.lenovo.com.cn/pic/26417967621048/600"><br></div>
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