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When the rainy season is coming, some of coastal cities in Asia such as Shenzhen in China,Mumbai in India and so on will face the risk of
flooding.Strong rainfall makes a lot of well cover washed away , and often results in people falling into the sewer .
SHIELD-City Guard can not only protect pedestrians in the rainy days , but also warn passers-by to be careful and protectworkers during the sewer's repairing time.
Zhejiang Gongshang University
Hangzhou, China
Xufeng Wang,
Zhejiang Gongshang University
Yushi Hu,
Zhejiang Gongshang University
Pingping Su,
Zhejiang Gongshang University