Workers install photovoltaic devices on the southern ring road of Jinan, East China's Shandong province, on Dec 13, 2017. [Photo/VCG] |
Workers are paving photovoltaic devices on a ring road in Jinan, East China's Shandong province, to build a solar system providing power for charging poles.
The 2-kilometer-long special section of Jinan's southern ring road will be the first photovoltaic high ...
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