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Smoke signal system / security system

Smoke signal system
Smoke signal system

This smoke signal system (SSS) can send up orange smoke signals if the car was broken or have an accident .So the following drivers can immediately notice it and respond to the accident.Serious accidents can be avoided.


Yangzhou University

Yangzhou University
Yangzhou, China

Zhang Ying


Zhang, Tongqing

Zhang, Tongqing
Hangzhou, China