Finding the secret of the 'fastest' ice

(Xinhua) 13:49, December 16, 2021


Why is the ice of the National Speed Skating Oval the fastest on the planet? Why is the 12,000 square meters of ice "environment friendly?" Miranda and Jonty meet with Olympic speed skating champion Zhang Hong to reveal the secret of this Olympic venue.

(Web editor: Shi Xi, Bianji)


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