Jining City's "9 · 18" air defense alert test announcement

This year marks the 91st anniversary of the "September 18th" Incident. In order to enhance the masses' national defense concepts and awareness of civil defense, and improve the capacity for air prevention and emergency evacuation of the majority of residents.The air defense alarm was released between 10:00 and 10:11 on the 18th. Please pay attention to listening to the general public, and maintain normal production and life order, while doing a good job of publicity.

The anti -aircraft alarm sound signal is:

Pre -alert (36 seconds, stop 24 seconds, repeated 3 times as a cycle, 3 minutes long)

Air strike alert (6 seconds, stop for 6 seconds, repeated 15 times as a cycle, 3 minutes long)

Lift the alarm (3 minutes in a row)

The alarm signal interval is 1 minute.

Special announcement.

Jining City People's Government

Jining Army Division

September 2002

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