Participants view a hydrogen-powered drone exhibited during the United Nations Development Programme (UNDP) Hydrogen Industry Conference in Foshan, south China's Guangdong Province, on Oct. 19, 2020. The UNDP Hydrogen Industry Conference 2020 kicked off here on Monday. (Xinhua/Deng Hua)
UNDP Hydrogen Industry Conference 2020 kicks off in Foshan, Guangdong
Source: Xinhua| 2020-10-19 19:47:55|Editor: huaxia