For more:
https://news.cgtn.com/news/2022-01-22/2022-Winter-Olympics-Ice-Cube-undergoes-high-tech-transformation-172eFisQByg/index.html

China's National Aquatics Center, also known as the "Water Cube," is being turned into the "Ice Cube" for curling events in the Beijing 2022 Winter Olympic Games. How was "Water Cube" transformed into "Ice Cube"? Take a look.

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