3个月内流失率达30%

最后更新于:2022-04-01 01:55:38

[![2015智能可穿戴市场白皮书](https://docs.gechiui.com/gc-content/uploads/sites/kancloud/2015-08-02_55bd83e69f9c1.png)](http://isux.tencent.com/wp-content/uploads/2015/07/20150701094722818.png)
';