In 2021, the United Nations Development Programme China Hydrogen Energy Industry Conference is the heritage of the National Hydrogen Energy Week series held in 2019 and 2020. This exhibition will cover hydrogen energy infrastructure, fuel cells, core components and materials, fuel cell vehicle manufacturing, industrial cooperation, as well as hydrogen production, storage, transportation, hydrogen utilization, etc., which will provide hydrogen energy people with an annual event with more connotation, creativity and high quality.