Workers stand on the slope for the moguls skiing venue for the Winter Olympics Beijing 2022, in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

The National Ski Jumping Centre, a venue for the Winter Olympics Beijing 2022, is seen from above in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. Picture taken with a drone. REUTERS/Thomas Suen

Five Olympic rings arch over a highway leading to venues for the Winter Olympics Beijing 2022 in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. Picture taken with a drone. REUTERS/Thomas Suen

Snowboarders walk past shops selling winter sports clothing and equipment at the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Gao Macong, 70, stands inside his property in Chongli, close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. Skiing and the Games are transforming parts of the once-impoverished Chongli district. Chongli was connected two years ago with Beijing by a high-speed train. Gao, a resident of Chongli, says that the area has benefited from the boom in winter sports tourism. "the villages near the ski resorts there's no one left without a job. They all have work to do.� he said. REUTERS/Thomas Peter

People ride to the top of the beginners slope on a magic carpet lift at the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Skiers descend a slope at the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Workers construct the interior of a building in the athletes' village for the Winter Olympics Beijing 2022 in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Workers plant a tree close to ski resorts in Zhangjiakou district where a cluster of venues for the Winter Olympics Beijing 2022 are located, Hebei province, China, November 21, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Workers assemble the Olympic rings at the aerials and moguls skiing venue for the Winter Olympics Beijing 2022, in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

A reservoir which provides water to snow guns for competition venues during the Winter Olympics Beijing 2022 is seen from above in Zhangjiakou, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion). Picture taken with a drone. REUTERS/Thomas Suen

Snowboarders wearing protective cushions look at the map of the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

A woman sits at a food stall at the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. REUTERS/Thomas Peter

A TechnoAlpin snow gun sprays snow onto a slope at the Genting ski resort in Zhangjiakou, close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

Fiona, a snowboarder from Beijing, rides a cable car to the top of a slope at the Thaiwoo ski resort in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. "Skiing here is good on this slope. But there is too much wind on many days", she said. REUTERS/Thomas Peter

A worker watches a TechnoAlpin snow gun in operation in Zhangjiakou close to venues for the Winter Olympics Beijing 2022, Hebei province, China, November 20, 2021. China hopes hosting the Games will springboard the country towards becoming a winter sports destination and will help deliver on a target set by President Xi Jinping to get 300 million Chinese involved in winter sports, with an aim to build a 1 trillion yuan ($157 billion) industry. REUTERS/Thomas Peter

A man enters a COVID-19 testing station at the Thaiwoo ski resort in Zhangjiakou, Hebei province, China, November 20, 2021. Picture taken November 20, 2021. REUTERS/Thomas Peter