Solar street lights lining for kilometers charge themselves during the day when the sun is up and illuminate the road at night in Huai’an City, east China’s Jiangsu Province. pic.twitter.com/WXD3DQF0dH — People's Daily, China (@PDChina) September 15, 2022
Solar street lights lining for kilometers charge themselves during the day when the sun is up and illuminate the road at night in Huai’an City, east China’s Jiangsu Province. pic.twitter.com/WXD3DQF0dH