An interior overview of the Capital Gymnasium, the main venue for the figure skating and short-track speed skating competitions during the 2022 Winter Olympics in Beijing, China, April 3, 2021. /CFP

Participants compete in a figure skating test event for the 2022 Winter Olympics at the Capital Gymnasium in Beijing, April 3, 2021. /CFP

Figure skaters practice at the Capital Gymnasium during a test event for the 2022 Winter Olympics in Beijing, April 3, 2021. /CFP

Young figure skaters at the Capital Gymnasium, the main venue for 2022 Winter Olympics' figure skating and short-track speed skating competitions in Beijing, April 3, 2021. /CFP

Medical workers wearing face masks and protective gears watch a Chinese figure skater perform her routine at the Capital Gymnasium during the test event for the 2022 Winter Olympics in Beijing, April 2, 2021. /CFP

Zambonis resurface the ice skating rink at the Capital Gymnasium after the test event in Beijing, April 2, 2021. /CFP

A security guard sits in the audience stands during the test event for the 2022 Winter Olympics at the Capital Gymnasium in Beijing, April 2, 2021. /CFP

The test event will last for ten days from April 1-10 and will take place across five different indoor venues in Beijing to gauge their readiness for 2022 Winter Olympics. /CFP

An outside view of the Capital Gymnasium in Beijing. /CFP