Solar power changing our life
chinadaily.com.cn | Updated: 2017-07-20 07:58
Solar-powered street lamps are seen in Seoul, South Korea. [Photo/VCG] |
Editor's Pick
chinadaily.com.cn | Updated: 2017-07-20 07:58
Solar-powered street lamps are seen in Seoul, South Korea. [Photo/VCG] |