According to the municipal government, the test run will be made between 10:00 and 10:30 a.m. on 5 June in four stages:

         Stage 1: This is the Yellow Alert, which will last for 36 seconds before a 24-second pause. There will be three times of alerts for 3 minutes.

         Stage 2: this is the Red Alert, which will last for 6 seconds before a 6-second pause. There will be fifteen times of alerts for 3 minutes.

         Stage 3: All Clear, which will last for three minutes continuously.

         Stage 4: disaster alert, which will last for 3 seconds before a 3-second pause. There will be thirty times of alerts for 3 minutes.

 Chongqing Municipal Office for Civil Air Defence