Is it a lie to send text messages from Baishi Express Cloud Horn?

No, Yunhorn is a courier notification software, just like qq, but only couriers can use it, so if you receive a short message from Yunhorn, it means that the courier has arrived, unless the courier sends the wrong number himself.

Cloud Horn APP is a mobile phone software that helps couriers automatically call and send text messages to inform users to pick up express mail through the background cloud center, which can make couriers improve efficiency and save money. The product was launched on 20 15.9. 14. By the Spring Festival of 20 16, more than 10000 registered couriers had provided13.7 million express notices to 4.4 million users.