2020 Hainan Sanya Marathon will use blockchain digital certification medals

The reporter learned from the 2020 Hainan Sanya Marathon Press Conference that Mai Youwang, the director of the Group Office of the Tourism and Culture Radio, Television and Sports Department of Hainan Province, announced the highlights of the event, including the provision of the world's first blockchain digital certification medal. In 2020, the Sanya Marathon in Hainan will launch the world's first blockchain digital certification medal. The on-chain certification confirms the right, records the event-related data and information, and cannot be tampered with;