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It is designed based on the village in city (VIC) , a phenomenon of typical urbanization in China. The public security is very poor in these area and many public facilities are damaged. Some areas are lack of streetlights, you can not see things clearly and easy to get hurt. Sometimes single men or single women may encounter crimes. This is a electric torch rental system grows in the streetlights. Most of these lights are placed on the arterial roads and secondary roads near the village in city. You can borrow one freely to illuminate the dark roads. The electric torch is also a portable battery for your mobile phone.
South China University of Technology