With 309 days to go until the start of the 2022 Beijing Winter Olympics, a test event in the "Ice Cube" (previously known as the "Water Cube") begins on Friday. Just like a mock exam before the real thing, the aim is to gain experience and fix any issues that emerge.
Join our reporter Zhao Jiantong to find out how prepared the organizers are for Beijing 2022, and how the Olympics will be held under strict epidemic prevention measures.
Produced by Xinhua Global Service
