However, the survey shows that only 6.1 per cent of users have ever appealed to supervisory departments and about half of them do not know how to cancel unwanted SMS subscriptions.

• 然而，调查显示，只有6.；1%25的手机用户收到垃圾短信后会向监管部门举报，近一半的用户不知道如何退订没有订阅的短信服务