The usage time of Unicom 3G idle traffic packets in different provinces and cities in China will be slightly different. For example, the usage time of Tianjin Unicom's 3G idle traffic packet is 23:00-08:00 every day.
If you are a Unicom mobile phone user in other provinces and cities, it is suggested that you can call the Unicom customer service hotline 100 10 for consultation.